# List of King of Mask Singer episodes (2019)

This is a list of episodes of the South Korean variety-music show King of Mask Singer in 2019. The show airs on MBC as part of their Sunday Night lineup. The names listed below are in performance order.
    – Contestant is instantly eliminated by the live audience and judging panel
    – After being eliminated, contestant performs a prepared song for the next round and takes off their mask during the instrumental break
    – After being eliminated and revealing their identity, contestant has another special performance.
    – Contestant advances to the next round.
    – Contestant becomes the challenger.
    – Mask King.

## Episodes
### 93rd Generation Mask King

* Contestants: Yoon Ji-sung (Wanna One), Austin Kang [ko], HerCheck (Super Kidd [ko]), Shin Seung-hee (Take), Lee Tae-kwon [ko], Sujeong (Lovelyz), Lee Chae-yeon, Kim Won-hyo [ko]

#### Episode 185

Episode 185 was broadcast on January 6, 2019. This marks the beginning of the Ninety-third Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Choose | Yoon Ji-sung of Wanna One | It Would Be Good (좋을텐데) | Sung Si-kyung | 67 |
| Pair 1 | Jumong | Austin Kang | It Would Be Good (좋을텐데) | Sung Si-kyung | 32 |
| 2nd Song | Jumong | Austin Kang | Yeosu Night Sea (여수 밤바다) | Busker Busker | — |
| Pair 2 | The Lock of Love | HerCheck of Super Kidd | My Love Ugly (내사랑 못난이) | Yoon Jong-shin | 47 |
| Pair 2 | Sky Lantern | Shin Seung-hee of Take | My Love Ugly (내사랑 못난이) | Yoon Jong-shin | 52 |
| 2nd Song | The Lock of Love | HerCheck of Super Kidd | Find the Hidden Picture (숨은 그림 찾기) | Panic [ko] | — |
| Pair 3 | A Good Brother | Lee Tae-kwon | What I Want to Do Once I Have a Lover (애인이 생기면 하고 싶은 일) | G.NA ft. Rain | 61 |
| Pair 3 | Kongjwi and Patjwi | Sujeong of Lovelyz | What I Want to Do Once I Have a Lover (애인이 생기면 하고 싶은 일) | G.NA ft. Rain | 38 |
| 2nd Song | Kongjwi and Patjwi | Sujeong of Lovelyz | Bad Boy | Red Velvet | — |
| Pair 4 | Dongbaek Girl | Chae Yeon | Can I Get Merried? (장가갈 수 있을까) | Coffe Boy [ko] | 65 |
| Pair 4 | Edelweiss | Kim Won-hyo | Can I Get Merried? (장가갈 수 있을까) | Coffe Boy [ko] | 34 |
| 2nd Song | Edelweiss | Kim Won-hyo | Myself Reflected in My Heart (내 마음에 비친 내 모습) | Yoo Jae-ha | — |

#### Episode 186

Episode 186 was broadcast on January 13, 2019.
As part of the show's launch in the United States, a judge on that version performed, in disguise to open this episode. The United States version debuted on 2 January 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Special Opening | Golden Pig | Ken Jeong | Creep | Radiohead | — |
| Round 2 ||||||
| Pair 1 | Choose | Yoon Ji-sung of Wanna One | Sofa | Crush | 32 |
| Pair 1 | Sky Lantern | Shin Seung-hee of Take | Don't Say Goodbye (안녕이라고 말하지마) | Davichi | 67 |
| Pair 2 | A Good Brother | Lee Tae-kwon | The Sea in My Worn Drawer (내 낡은 서랍속의 바다) | Panic [ko] | 68 |
| Pair 2 | Dongbaek Girl | Chae Yeon | To You Again (너에게로 또 다시) | Byun Jin-sub | 31 |
| Round 3 ||||||
| Finalists | Sky Lantern | Shin Seung-hee of Take | Moment (The Heirs OST) | Lee Chang-min | 12 |
| Finalists | A Good Brother | Lee Tae-kwon | Cannot Have You (가질 수 없는 너) | Bank [ko] | 87 |
| Final ||||||
| Battle | A Good Brother | Lee Tae-kwon | Previous three songs used as voting standard | Previous three songs used as voting standard | 46 |
| Battle | Eagle | Lee Hyun | Memory Loss (기억상실) | Gummy | 53 |

### 94th Generation Mask King

* Contestants: Yoon Ddan-ddan [ko], Gilgun [ko], Choi Dae-chul, Jang Eun-ah [ko], Nam Tae-hyun (South Club), Jukjae [ko], Eric Thames, Ken (VIXX)

#### Episode 187

Episode 187 was broadcast on January 20, 2019. This marks the beginning of the Ninety-fourth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Country Mouse | Yoon Ddan-ddan | Say Hello (안부) | Byul & Na Yoon-kwon [ko] | 56 |
| Pair 1 | Bremen Musical Band | Gilgun | Say Hello (안부) | Byul & Na Yoon-kwon [ko] | 43 |
| 2nd Song | Bremen Musical Band | Gilgun | No One Can Stop Me (저 바다가 날 막겠어) | Sang A Im-Propp | — |
| Pair 2 | Wing | Choi Dae-chul | It's Only Love (사랑일뿐야) | Kim Min-woo [ko] | 38 |
| Pair 2 | Widow | Jang Eun-ah | It's Only Love (사랑일뿐야) | Kim Min-woo [ko] | 61 |
| 2nd Song | Wing | Choi Dae-chul | Goodbye (잘가요) | Jung Jae-wook [ko] | — |
| Pair 3 | Ice Cream | Nam Tae-hyun of South Club | Snow (눈) | Zion.T ft. Lee Moon-sae | 67 |
| Pair 3 | Paint | Jukjae | Snow (눈) | Zion.T ft. Lee Moon-sae | 32 |
| 2nd Song | Paint | Jukjae | Wi Ing Wi Ing (위잉위잉) | Hyukoh | — |
| Pair 4 | Hip-hop Boy | Eric Thames | Isn't She Lovely | Stevie Wonder | 28 |
| Pair 4 | Metal Boy | Ken of VIXX | Isn't She Lovely | Stevie Wonder | 71 |
| 2nd Song | Hip-hop Boy | Eric Thames | Americano (아메리카노) | 10cm | — |

#### Episode 188

Episode 188 was broadcast on January 27, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Country Mouse | Yoon Ddan-ddan | Have a Drink (술 한잔 해요) | Zia | 31 |
| Pair 1 | Widow | Jang Eun-ah | You're the Best (넌 is 뭔들) | Mamamoo | 68 |
| Pair 2 | Ice Cream | Nam Tae-hyun of South Club | Losing Heart (마음을 잃다) | Nell | 21 |
| Pair 2 | Metal Boy | Ken of VIXX | There Has Never Been a Day I Haven't Loved You (하루도 그대를 사랑하지 않은 적이 없었다) | Im Chang-jung | 78 |
| Round 3 ||||||
| Finalists | Widow | Jang Eun-ah | People Who Make Me Sad (나를 슬프게 하는 사람들) | Kim Kyung-ho | 67 |
| Finalists | Metal Boy | Ken of VIXX | Beautiful Tomorrow | Park Hyo-shin | 32 |
| Final ||||||
| Battle | Widow | Jang Eun-ah | Previous three songs used as voting standard | Previous three songs used as voting standard | 52 |
| Battle | Eagle | Lee Hyun | Rose of Betrayal (배반의 장미) | Uhm Jung-hwa | 47 |

### 95th Generation Mask King (Seollal Idol Special)

* Contestants: Kim In-seong [ko] (SF9), Park Hyun-gyu [ko] (Vromance), Yeonjung (Cosmic Girls), Ji Su-yeon [ko] (Weki Meki), Rockhyun [ko] (100%), Haena (Matilda [ko]), Jinho (Pentagon), Hyojin [ko] (ONF)

#### Episode 189

Episode 189 was broadcast on February 3, 2019. This marks the beginning of the Ninety-fifth Generation. This also starts the special episodes for Seollal, with the contestants are the main vocals of eight South Korean idol groups.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Special Opening | All eight contestants | All eight contestants | We Are the Champions | Queen | — |
| Round 1 ||||||
| Duet Stage 1 | John Lennon | Inseong of SF9 | Runaway Baby | Bruno Mars | 46 |
| Duet Stage 1 | Pavarotti | Park Hyun-gyu of Vromance | Runaway Baby | Bruno Mars | 54 |
| Solo Stage 1 | Pavarotti | Park Hyun-gyu of Vromance | Clean Up (청소) | The Ray | 54 |
| Solo Stage 1 | John Lennon | Inseong of SF9 | I Love You | The Position [ko] | 45 |
| Result of Pair 1 | Pavarotti (Park Hyun-gyu of Vromance) with 108 votes advanced to the next round. John Lennon (Inseong of SF9) with 91 votes was eliminated. | Pavarotti (Park Hyun-gyu of Vromance) with 108 votes advanced to the next round. John Lennon (Inseong of SF9) with 91 votes was eliminated. | Pavarotti (Park Hyun-gyu of Vromance) with 108 votes advanced to the next round. John Lennon (Inseong of SF9) with 91 votes was eliminated. | Pavarotti (Park Hyun-gyu of Vromance) with 108 votes advanced to the next round. John Lennon (Inseong of SF9) with 91 votes was eliminated. | Pavarotti (Park Hyun-gyu of Vromance) with 108 votes advanced to the next round. John Lennon (Inseong of SF9) with 91 votes was eliminated. |
| Duet Stage 2 | Princess Ji Jasmine | Yeonjung of Cosmic Girls | Listen | Beyoncé | 54 |
| Duet Stage 2 | Bell | Ji Su-yeon of Weki Meki | Listen | Beyoncé | 46 |
| Solo Stage 2 | Princess Ji Jasmine | Yeonjung of Cosmic Girls | Spark | BoA | 42 |
| Solo Stage 2 | Bell | Ji Su-yeon of Weki Meki | The Red | Naomi [ko] | 57 |
| Result of Pair 2 | Bell (Ji Su-yeon of Weki Meki) with 103 votes advanced to the next round. Princess Ji Jasmine (Yeonjung of Cosmic Girls) with 96 votes was eliminated. | Bell (Ji Su-yeon of Weki Meki) with 103 votes advanced to the next round. Princess Ji Jasmine (Yeonjung of Cosmic Girls) with 96 votes was eliminated. | Bell (Ji Su-yeon of Weki Meki) with 103 votes advanced to the next round. Princess Ji Jasmine (Yeonjung of Cosmic Girls) with 96 votes was eliminated. | Bell (Ji Su-yeon of Weki Meki) with 103 votes advanced to the next round. Princess Ji Jasmine (Yeonjung of Cosmic Girls) with 96 votes was eliminated. | Bell (Ji Su-yeon of Weki Meki) with 103 votes advanced to the next round. Princess Ji Jasmine (Yeonjung of Cosmic Girls) with 96 votes was eliminated. |
| Duet Stage 3 | Gogh | Rockhyun of 100% | Come What May | Ewan McGregor & Nicole Kidman | 39 |
| Duet Stage 3 | Klimt | Haena of Matilda | Come What May | Ewan McGregor & Nicole Kidman | 61 |
| Solo Stage 3 | Klimt | Haena of Matilda | Melted (얼음들) | Akdong Musician | 46 |
| Solo Stage 3 | Gogh | Rockhyun of 100% | Last Love (끝사랑) | Kim Bum-soo | 53 |
| Result of Pair 3 | Klimt (Haena of Matilda) with 107 votes advanced to the next round. Gogh (Rockhyun of 100%) with 92 votes was eliminated. | Klimt (Haena of Matilda) with 107 votes advanced to the next round. Gogh (Rockhyun of 100%) with 92 votes was eliminated. | Klimt (Haena of Matilda) with 107 votes advanced to the next round. Gogh (Rockhyun of 100%) with 92 votes was eliminated. | Klimt (Haena of Matilda) with 107 votes advanced to the next round. Gogh (Rockhyun of 100%) with 92 votes was eliminated. | Klimt (Haena of Matilda) with 107 votes advanced to the next round. Gogh (Rockhyun of 100%) with 92 votes was eliminated. |

#### Episode 190

Episode 190 was broadcast on February 10, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Duet Stage 4 | Young Master | Jinho of Pentagon | Don't Stop Me Now | Queen | 66 |
| Duet Stage 4 | City Magpie | Hyojin of ONF | Don't Stop Me Now | Queen | 34 |
| Solo Stage 4 | Young Master | Jinho of Pentagon | Peppermint Candy (박하사탕) | YB | 51 |
| Solo Stage 4 | City Magpie | Hyojin of ONF | 365 Days (365일) | Ali | 48 |
| Result of Pair 4 | Young Master (Jinho of Pentagon) with 117 votes advanced to the next round. City Magpie (Hyojin of ONF) with 82 votes was eliminated. | Young Master (Jinho of Pentagon) with 117 votes advanced to the next round. City Magpie (Hyojin of ONF) with 82 votes was eliminated. | Young Master (Jinho of Pentagon) with 117 votes advanced to the next round. City Magpie (Hyojin of ONF) with 82 votes was eliminated. | Young Master (Jinho of Pentagon) with 117 votes advanced to the next round. City Magpie (Hyojin of ONF) with 82 votes was eliminated. | Young Master (Jinho of Pentagon) with 117 votes advanced to the next round. City Magpie (Hyojin of ONF) with 82 votes was eliminated. |
| Round 2 ||||||
| Pair 1 | Pavarotti | Park Hyun-gyu of Vromance | Like It (좋니) | Yoon Jong-shin | 60 |
| Pair 1 | Bell | Ji Su-yeon of Weki Meki | Intuition (직감) | CNBLUE | 39 |
| Pair 2 | Klimt | Haena of Matilda | Defying Gravity (Korean version) (중력을 벗어나) | Musical Wicked OST | 52 |
| Pair 2 | Young Master | Jinho of Pentagon | Tomboy | Hyukoh | 47 |

#### Episode 191

Episode 191 was broadcast on February 17, 2019. The first half of this episode is the last part of Seollal Idol Special.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 3 ||||||
| Finalists | Pavarotti | Park Hyun-gyu of Vromance | Swing Baby | J. Y. Park | 31 |
| Finalists | Klimt | Haena of Matilda | Wild Flower (야생화) | Park Hyo-shin | 68 |
| Final ||||||
| Battle | Klimt | Haena of Matilda | Previous four songs used as voting standard | Previous four songs used as voting standard | 51 |
| Battle | Widow | Jang Eun-ah | I Hate You (미워요) | Choi Jung-in | 48 |

### 96th Generation Mask King

* Contestants: Yoon Soo-hyun [ko], Risabae [ko], Kwon Jin-ah, Seo Tae-hoon [ko], Oh Young-shil [ko], Jung Jae-wook [ko], [[Kim Yong-jin (singer) [ko]]] (Bohemian), Jeon Hee-jin (Loona)

#### Episode 191

Episode 191 was broadcast on February 17, 2019. The second half of this episode marks the beginning of the Ninety-sixth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Princess | Yoon Soo-hyun | Cast a Spell (주문을 걸어) | Park Hye-kyung [ko] | 60 |
| Pair 1 | Long Princess | Risabae | Cast a Spell (주문을 걸어) | Park Hye-kyung [ko] | 39 |
| 2nd Song | Long Princess | Risabae | Grace | Lee Soo-young | — |
| Pair 2 | Aquarius | Kwon Jin-ah | City of Stars | Ryan Gosling and Emma Stone | 67 |
| Pair 2 | Pisces | Seo Tae-hoon | City of Stars | Ryan Gosling and Emma Stone | 32 |
| 2nd Song | Pisces | Seo Tae-hoon | You Don't Know Man (남자를 몰라) | Buzz | — |

#### Episode 192

Episode 192 was broadcast on February 24, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 3 | Gwanghwamun Square | Oh Young-shil | Met Her 100m Away (그녀를 만나는 곳 100m 전) | Lee Sang-woo [ko] | 28 |
| Pair 3 | Wall Street | Jung Jae-wook | Met Her 100m Away (그녀를 만나는 곳 100m 전) | Lee Sang-woo [ko] | 71 |
| 2nd Song | Gwanghwamun Square | Oh Young-shil | When the Cold Wind Blows (찬바람이 불면) | Kim Ji-yeon [ko] | — |
| Pair 4 | Play Guy | Kim Yong-jin of Bohemian | Officially Missing You (Korean version) | Tamia | 52 |
| Pair 4 | Enter Lady | HeeJin of Loona | Officially Missing You (Korean version) | Tamia | 47 |
| 2nd Song | Enter Lady | HeeJin of Loona | Full Moon (보름달) | Sunmi ft. Lena | — |
| Round 2 ||||||
| Pair 1 | Princess | Yoon Soo-hyun | Hahaha Song (하하하쏭) | Jaurim | 28 |
| Pair 1 | Aquarius | Kwon Jin-ah | Ddu-Du Ddu-Du (뚜두뚜두) | Blackpink | 71 |
| Pair 2 | Wall Street | Jung Jae-wook | My Own Grief (나만의 슬픔) | Kim Don-kyoo [ko] | 41 |
| Pair 2 | Play Guy | Kim Yong-jin of Bohemian | We're Breaking Up (헤어지는 중입니다) | Lee Eun-mi | 58 |

#### Episode 193

Episode 193 was broadcast on March 3, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 3 ||||||
| Finalists | Aquarius | Kwon Jin-ah | To J (J에게) | Lee Sun-hee | 37 |
| Finalists | Play Guy | Kim Yong-jin of Bohemian | Station (정류장) | Panic [ko] | 62 |
| Final ||||||
| Battle | Play Guy | Kim Yong-jin of Bohemian | Previous three songs used as voting standard | Previous three songs used as voting standard | 34 |
| Battle | Klimt | Haena of Matilda | Heart Disease (심장병) | Lee Seung-hwan | 65 |

### 97th Generation Mask King

* Contestants: Lee Jeong-yong [ko], Seol Ha-yoon [ko], Jinsil (Mad Soul Child [ko]), Ha Seung-ri, Hong Jin-ho, Kim Hyung-jun (SS501/Double S 301), Ryeowook (Super Junior), Kenta Takada [ko] (JBJ95)

#### Episode 193

Episode 193 was broadcast on March 3, 2019. The second half of this episode marks the beginning of the Ninety-seventh Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Yanghwa Bridge | Lee Jeong-yong | Lying on the Sea (바다에 누워) | The Treble Clef [ko] | 27 |
| Pair 1 | Banpo Bridge | Seol Ha-yoon | Lying on the Sea (바다에 누워) | The Treble Clef [ko] | 72 |
| 2nd Song | Yanghwa Bridge | Lee Jeong-yong | Sparks (불티) | Jeon Young-rok [ko] | — |
| Pair 2 | Classes to Begin | Jinsil of Mad Soul Child | Happy Me (행복한 나를) | Eco [ko] | 67 |
| Pair 2 | Starting School | Ha Seung-ri | Happy Me (행복한 나를) | Eco [ko] | 32 |
| 2nd Song | Starting School | Ha Seung-ri | Piled Up with Longing (그리움만 쌓이네) | Yeojin [ko] | — |
| Pair 3 | TMI | Hong Jin-ho | After We Broke (사랑한 후에) | Shin Sung-woo | 19 |
| Pair 3 | Ieung Jieut | Kim Hyung-jun of SS501/Double S 301 | After We Broke (사랑한 후에) | Shin Sung-woo | 80 |
| 2nd Song | TMI | Hong Jin-ho | Fly, Chick (날아라 병아리) | N.EX.T | — |

#### Episode 194

Episode 194 was broadcast on March 10, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 4 | Chang Young Sil | Ryeowook of Super Junior | Hug | TVXQ | 58 |
| Pair 4 | Newton | Kenta of JBJ95 | Hug | TVXQ | 41 |
| 2nd Song | Newton | Kenta of JBJ95 | As I Told You (말하자면) | Kim Sung-jae | — |
| Round 2 ||||||
| Pair 1 | Banpo Bridge | Seol Ha-yoon | It's Over | Lee Hi | 42 |
| Pair 1 | Classes to Begin | Jinsil of Mad Soul Child | Last Dance | Big Bang | 57 |
| Pair 2 | Ieung Jieut | Kim Hyung-jun of SS501/Double S 301 | Gift (선물) | UN | 28 |
| Pair 2 | Chang Young Sil | Ryeowook of Super Junior | We Should've Been Friends (친구라도 될 걸 그랬어) | Gummy | 71 |
| Round 3 ||||||
| Finalists | Classes to Begin | Jinsil of Mad Soul Child | Yanghwa Bridge (양화대교) | Zion.T | 30 |
| Finalists | Chang Young Sil | Ryeowook of Super Junior | Next Winter (새겨울) | Jung Joon-il [ko] | 69 |
| Final ||||||
| Battle | Chang Young Sil | Ryeowook of Super Junior | Previous three songs used as voting standard | Previous three songs used as voting standard | 37 |
| Battle | Klimt | Haena of Matilda | Punishment (벌) | Park Mi-kyung [ko] | 62 |

### 98th Generation Mask King

* Contestants: Y (singer) [ko] (Golden Child), Kim Ju-na, Jeong So-yeon (Laboum), Jang Gyu-ri (Fromis 9), Jo Bin [ko] (Norazo), Choo Dae-yeop [ko], Lee Won-suk (singer) [ko] (Daybreak), Choi Song-hyun

#### Episode 195

Episode 195 was broadcast on March 17, 2019. This marks the beginning of the Ninety-eighth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Walnut Confection | Y of Golden Child | Can I Love Again (다시 사랑할 수 있을까) | 4Men & Park Jung-eun | 35 |
| Pair 1 | Small Rice Cake Rice Cake | Kim Ju-na | Can I Love Again (다시 사랑할 수 있을까) | 4Men & Park Jung-eun | 64 |
| 2nd Song | Walnut Confection | Y of Golden Child | I Believe (믿어요) | TVXQ | — |
| Pair 2 | Spring Rain | Soyeon of Laboum | Friday (금요일에 만나요) | IU | 60 |
| Pair 2 | Spring Flowers | Jang Gyu-ri of Fromis 9 | Friday (금요일에 만나요) | IU | 39 |
| 2nd Song | Spring Flowers | Jang Gyu-ri of Fromis 9 | We Used to Love (사랑했잖아) | Lyn | — |
| Pair 3 | Kim Gura | Jo Bin of Norazo | The Cult of Solo (Solo예찬) | Lee Moon-sae | 47 |
| Pair 3 | Kim Seongju | Choo Dae-yeop | The Cult of Solo (Solo예찬) | Lee Moon-sae | 52 |
| 2nd Song | Kim Gura | Jo Bin of Norazo | Why is the Sky (왜 하늘은) | Lee Ji-hoon | — |
| Pair 4 | Gulliver | Lee Won-seok of Daybreak | Heart for Only One (한사람을 위한 마음) | Lee Oh Sympathy [ko] | 81 |
| Pair 4 | Giselle | Choi Song-hyun | Heart for Only One (한사람을 위한 마음) | Lee Oh Sympathy [ko] | 18 |
| 2nd Song | Giselle | Choi Song-hyun | Curry (카레) | Norazo | — |

#### Episode 196

Episode 196 was broadcast on March 24, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Small Rice Cake Rice Cake | Kim Ju-na | Singing Got Better (노래가 늘었어) | Ailee | 68 |
| Pair 1 | Spring Rain | Soyeon of Laboum | Hello / Goodbye (안녕) (My Love from the Star OST) | Hyolyn | 31 |
| Pair 2 | Kim Seongju | Choo Dae-yeop | Melancholy Letter (우울한 편지) | Yoo Jae-ha | 13 |
| Pair 2 | Gulliver | Lee Won-seok of Daybreak | Only Then (그때 헤어지면 돼) | Roy Kim | 86 |
| Round 3 ||||||
| Finalists | Small Rice Cake Rice Cake | Kim Ju-na | Emergency Room (응급실) | izi [ko] | 20 |
| Finalists | Gulliver | Lee Won-seok of Daybreak | Destiny (나의 지구) | Lovelyz | 79 |
| Final ||||||
| Battle | Gulliver | Lee Won-seok of Daybreak | Previous three songs used as voting standard | Previous three songs used as voting standard | 52 |
| Battle | Klimt | Haena of Matilda | Track 9 | Lee So-ra | 47 |

### 99th Generation Mask King

* Contestants: Giant Pink, Kim Kyung-hyun [ko], Alex Chu (Clazziquai), Han (Stray Kids), Lee Min-kyung [ko] (Diva), Lee Seung-yoon [ko], Kim Se-jeong (I.O.I/Gugudan), Song Geon-hee

#### Episode 197

Episode 197 was broadcast on March 31, 2019. This marks the beginning of the Ninety-ninth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Sun and Wind | Giant Pink | Proposal (청혼) | Noel | 48 |
| Pair 1 | The Three Little Pigs | Kim Kyung-hyun | Proposal (청혼) | Noel | 51 |
| 2nd Song | Sun and Wind | Giant Pink | Scarecrow (허수아비) | Kim Gun-mo | — |
| Pair 2 | Chuno | Alex of Clazziquai | Me After You (너를 만나) | Paul Kim | 67 |
| Pair 2 | Imgeokjjeong | Han of Stray Kids | Me After You (너를 만나) | Paul Kim | 32 |
| 2nd Song | Imgeokjjeong | Han of Stray Kids | D (Half Moon) | Dean ft. Gaeko | — |
| Pair 3 | Bichon Frise | Lee Min-kyung of Diva | Jazz Cafe (재즈 카페) | Shin Hae-chul | 69 |
| Pair 3 | Welsh Corgi | Lee Seung-yoon | Jazz Cafe (재즈 카페) | Shin Hae-chul | 30 |
| 2nd Song | Welsh Corgi | Lee Seung-yoon | Blue Jean Lady (청바지 아가씨) | Love and Peace [ko] | — |
| Pair 4 | Iriga | Kim Se-jeong of I.O.I/Gugudan | I Need You | Huh Gak & Zia | 68 |
| Pair 4 | Gagamel | Song Geon-hee | I Need You | Huh Gak & Zia | 31 |
| 2nd Song | Gagamel | Song Geon-hee | The Great Dipper (북두칠성) | Roy Kim | — |

#### Episode 198

Episode 198 was broadcast on April 7, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | The Three Little Pigs | Kim Kyung-hyun | Castle of Glass (유리의 성) | K2 [ko] | 44 |
| Pair 1 | Chuno | Alex of Clazziquai | Waiting (...ing OST) (기다림) | Lee Seung-yeol [ko] | 55 |
| Pair 2 | Bichon Frise | Lee Min-kyung of Diva | Crazy (미친거니) | Vibe | 38 |
| Pair 2 | Iriga | Kim Se-jeong of I.O.I/Gugudan | To You Who Don't Love Me (나를 사랑하지 않는 그대에게) | Lee So-ra | 61 |
| Round 3 ||||||
| Finalists | Chuno | Alex of Clazziquai | Said (라구요) | Kang San-ae | 29 |
| Finalists | Iriga | Kim Se-jeong of I.O.I/Gugudan | Twenty-five, Twenty-one (스물다섯, 스물하나) | Jaurim | 70 |
| Final ||||||
| Battle | Iriga | Kim Se-jeong of I.O.I/Gugudan | Previous three songs used as voting standard | Previous three songs used as voting standard | 22 |
| Battle | Gulliver | Lee Won-seok of Daybreak | Home | Park Hyo-shin | 77 |

### 100th Generation Mask King

* Contestants: Lee Seung-hyub (N.Flying), Lee Sang-mi [ko], Yoo Seung-woo, Ham So-won [ko], Ha Jin (singer) [ko], Woo Won-jae, Bong Jung-geun, Hong Kyung-min

#### Episode 199

Episode 199 was broadcast on April 14, 2019. This marks the beginning of the Hundredth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Opening | Yoo Young-seok, Yoon Sang, Kim Hyun-cheol, Gim Gu-ra, Gim Seong-ju, Kai, Kim Ho-young | Yoo Young-seok, Yoon Sang, Kim Hyun-cheol, Gim Gu-ra, Gim Seong-ju, Kai, Kim Ho-young | Child I'm Looking for (내가 찾는 아이) | Deulgukhwa [ko] | — |
| Round 1 ||||||
| Pair 1 | Red Bean Bread | Lee Seung-hyub of N.Flying | Clown (광대) | Leessang ft. BMK | 38 |
| Pair 1 | Blue Mouse | Lee Sang-mi | Clown (광대) | Leessang ft. BMK | 61 |
| 2nd Song | Red Bean Bread | Lee Seung-hyub of N.Flying | Ties (매듭) | Lee Juck | — |
| Pair 2 | The Emperor's New Clothes | Yoo Seung-woo | Dam-da-di (담다디) | Lee Tzsche | 74 |
| Pair 2 | Minimum Wages | Ham So-won | Dam-da-di (담다디) | Lee Tzsche | 25 |
| 2nd Song | Minimum Wages | Ham So-won | Firefly (개똥벌레) | Shin Hyung-won [ko] | — |
| Pair 3 | Power Walking | Ha Jin | Don't Worry (걱정말아요 그대) | Jeon In-kwon | 67 |
| Pair 3 | Starking | Woo Won-jae | Don't Worry (걱정말아요 그대) | Jeon In-kwon | 32 |
| 2nd Song | Starking | Woo Won-jae | Old Love (옛사랑) | Lee Moon-sae | — |
| Pair 4 | Left King | Bong Jung-geun | Love Two (사랑 Two) | Yoon Do-hyun | 21 |
| Pair 4 | Right King | Hong Kyung-min | Love Two (사랑 Two) | Yoon Do-hyun | 78 |
| 2nd Song | Left King | Bong Jung-geun | Rose (장미) | April & May (4월과 5월) | — |

#### Episode 200

Episode 200 was broadcast on April 21, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Blue Mouse | Lee Sang-mi | Hey Guyz | Jaurim | 46 |
| Pair 1 | The Emperor's New Clothes | Yoo Seung-woo | Think of You (네 생각) | John Park | 53 |
| Pair 2 | Power Walking | Ha Jin | Between the Lips (50cm) (입술 사이 (50 cm)) | IU | 48 |
| Pair 2 | Right King | Hong Kyung-min | Fly (날아) | Lee Seung-yeol [ko] | 51 |
| Round 3 ||||||
| Finalists | The Emperor's New Clothes | Yoo Seung-woo | On the Street (거리에서) | Kim Kwang-seok | 39 |
| Finalists | Right King | Hong Kyung-min | Crying | Flower | 60 |
| Final ||||||
| Battle | Right King | Hong Kyung-min | Previous three songs used as voting standard | Previous three songs used as voting standard | 31 |
| Battle | Gulliver | Lee Won-seok of Daybreak | Laundry (빨래) | Lee Juck | 68 |

### 101st Generation Mask King

* Contestants: Park Si-eun, Kassy, Woo Seung-min [ko], Yoon Hyung-ryul [ko], Jun Hyo-seong, Hwang Dong-joo [ko], Bobby Kim, U-Kwon (Block B)

#### Episode 201

Episode 201 was broadcast on April 28, 2019. This marks the beginning of the Hundred-first Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Chaos | Park Si-eun | Road (길) | g.o.d | 47 |
| Pair 1 | Destiny | Kassy | Road (길) | g.o.d | 52 |
| 2nd Song | Chaos | Park Si-eun | Fate (인연) | Lee Sun-hee | — |
| Pair 2 | Fontana di Trevi | Woo Seung-min | You're to Me And I'm to You (The Classic OST) (너에게 난 나에게 넌) | Jatanpung [ko] | 36 |
| Pair 2 | Venice | Yoon Hyung-ryul | You're to Me And I'm to You (The Classic OST) (너에게 난 나에게 넌) | Jatanpung [ko] | 63 |
| 2nd Song | Fontana di Trevi | Woo Seung-min | Mr. Wang (왕서방) | Jin Mi-ryung [ko] | — |
| Pair 3 | A Chocolate Factory | Jun Hyo-seong | Sorrow (애수) | Lee Moon-sae | 60 |
| Pair 3 | Neverland | Hwang Dong-joo | Sorrow (애수) | Lee Moon-sae | 39 |
| 2nd Song | Neverland | Hwang Dong-joo | Bury the Pain (묻어버린 아픔) | Kim Dong-hwan | — |
| Pair 4 | Che Guevara | Bobby Kim | Oh! What a Shiny Night (밤이 깊었네) | Crying Nut | 70 |
| Pair 4 | Edison | U-Kwon of Block B | Oh! What a Shiny Night (밤이 깊었네) | Crying Nut | 29 |
| 2nd Song | Edison | U-Kwon of Block B | Every Moment of You (너의 모든 순간) | Sung Si-kyung | — |

#### Episode 202

Episode 202 was broadcast on May 5, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Destiny | Kassy | I'm Happy (난 행복해) | Lee So-ra | 38 |
| Pair 1 | Venice | Yoon Hyung-ryul | Making a New Ending for This Story (이 소설의 끝을 다시 써 보려 해) | Han Dong-geun | 61 |
| Pair 2 | A Chocolate Factory | Jun Hyo-seong | Some (썸 탈꺼야) | Bolbbalgan4 | 26 |
| Pair 2 | Che Guevara | Bobby Kim | Don't Forget (잊어버리지마) | Crush ft. Taeyeon | 73 |
| Round 3 ||||||
| Finalists | Venice | Yoon Hyung-ryul | Love Leaves It's Scent (사랑은... 향기를 남기고) | Tei | 47 |
| Finalists | Che Guevara | Bobby Kim | Horsetail (말꼬리) | Yoon Jong-shin & Jung Joon-il [ko] | 52 |
| Final ||||||
| Battle | Che Guevara | Bobby Kim | Previous three songs used as voting standard | Previous three songs used as voting standard | 28 |
| Battle | Gulliver | Lee Won-seok of Daybreak | Red Camel (붉은 낙타) | Lee Seung-hwan | 71 |

### 102nd Generation Mask King

* Contestants: Choi Hyo-in, Kwangho (Voisper), Yoo Young-jae, Lee Ah-in [ko] (Momoland), Kang Shin-il, Jung Hyung-seok [ko], Yang Mi-ra [ko], Car, the Garden

#### Episode 203

Episode 203 was broadcast on May 12, 2019. This marks the beginning of the Hundred-second Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Lotus Lantern | Choi Hyo-in | Before Sunrise (비포 선라이즈) | Lee Juck ft. Jung-in | 70 |
| Pair 1 | Etc | Kwangho of Voisper | Before Sunrise (비포 선라이즈) | Lee Juck ft. Jung-in | 29 |
| 2nd Song | Etc | Kwangho of Voisper | Polaris (북극성) | Kangta | — |
| Pair 2 | A Chain Letter | Yoo Young-jae | Last Goodbye (오랜 날 오랜 밤) | Akdong Musician | 52 |
| Pair 2 | Fortune Cookie | Ahin of Momoland | Last Goodbye (오랜 날 오랜 밤) | Akdong Musician | 47 |
| 2nd Song | Fortune Cookie | Ahin of Momoland | Four Seasons (사계) | Taeyeon | — |
| Pair 3 | Reliever | Kang Shin-il | Time to (가는 세월) | Seo Yoo-seok [ko] | 53 |
| Pair 3 | Clean-up Man | Jung Hyung-seok | Time to (가는 세월) | Seo Yoo-seok [ko] | 46 |
| 2nd Song | Clean-up Man | Jung Hyung-seok | Childlike (철부지) | John Park | — |
| Pair 4 | Mona Lisa | Yang Mi-ra | Super Star (슈퍼스타) | Lee Han-cheol [ko] | 27 |
| Pair 4 | The Fife Player | Car, the Garden | Super Star (슈퍼스타) | Lee Han-cheol [ko] | 72 |
| 2nd Song | Mona Lisa | Yang Mi-ra | Even If I Love You (너를 사랑하고도) | Jeon Yoo-na [ko] | — |

#### Episode 204

Episode 204 was broadcast on May 19, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Lotus Lantern | Choi Hyo-in | Twit (멍청이) | Hwasa | 84 |
| Pair 1 | A Chain Letter | Yoo Young-jae | Although I Loved You (사랑했지만) | Kim Kwang-seok | 15 |
| Pair 2 | Reliever | Kang Shin-il | Super Dominant (초우) | Patti Kim | 28 |
| Pair 2 | The Fife Player | Car, the Garden | Rebirth (환생) | Yoon Jong-shin | 71 |
| Round 3 ||||||
| Finalists | Lotus Lantern | Choi Hyo-in | Emptiness in Memory (기억의 빈자리) | Naul | 43 |
| Finalists | The Fife Player | Car, the Garden | We All Lie (Sky Castle OST) | Ha Jin | 56 |
| Final ||||||
| Battle | The Fife Player | Car, the Garden | Previous three songs used as voting standard | Previous three songs used as voting standard | 35 |
| Battle | Gulliver | Lee Won-seok of Daybreak | The Road (길) | Paul Kim | 64 |

### 103rd Generation Mask King

* Contestants: Coffee Boy [ko], Chaekyung (April), Jung Ha-na, Parc Jae-jung, Yoon Joo-bin [ko], Young K (Day6), Lee Bo-ram (SeeYa), Jang Dong-min

#### Episode 205

Episode 205 was broadcast on May 26, 2019. This marks the beginning of the Hundred-third Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Traffic Jam | Coffee Boy | Nice to Meet You (처음 뵙겠습니다) | G.NA & Wheesung | 58 |
| Pair 1 | Mask Identity | Chaekyung of April | Nice to Meet You (처음 뵙겠습니다) | G.NA & Wheesung | 41 |
| 2nd Song | Mask Identity | Chaekyung of April | I Do | Rain | — |
| Pair 2 | MBC | Jung Ha-na | Farewell Under the Sun (대낮에 한 이별) | Park Jin-young & Sunye | 31 |
| Pair 2 | Dumulmeori | Parc Jae-jung | Farewell Under the Sun (대낮에 한 이별) | Park Jin-young & Sunye | 68 |
| 2nd Song | MBC | Jung Ha-na | Life Is Good (인생은 즐거워) | Jessica H.O | — |
| Pair 3 | Grampus | Yoon Joo-bin | UFO | Panic [ko] | 26 |
| Pair 3 | Narwhal | Young K of Day6 | UFO | Panic [ko] | 73 |
| 2nd Song | Grampus | Yoon Joo-bin | Departure (출발) | Kim Dong-ryul | — |
| Pair 4 | Nightingale | Lee Bo-ram of SeeYa | That Man (그 남자) | Hyun Bin | 96 |
| Pair 4 | Schweitzer | Jang Dong-min | That Man (그 남자) | Hyun Bin | 3 |
| 2nd Song | Schweitzer | Jang Dong-min | Around Thirty (서른 즈음에) | Kim Kwang-seok | — |

#### Episode 206

Episode 206 was broadcast on June 2, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Traffic Jam | Coffee Boy | Jump | Kim Dong-ryul | 47 |
| Pair 1 | Dumulmeori | Parc Jae-jung | Travel to Me (나에게로 떠나는 여행) | BUZZ | 52 |
| Pair 2 | Narwhal | Young K of Day6 | If I Hold You in My Arms (너를 품에 안으면) | Cult [ko] | 25 |
| Pair 2 | Nightingale | Lee Bo-ram of SeeYa | Goodbye for a Moment (잠시만 안녕) | MC the Max | 74 |
| Round 3 ||||||
| Finalists | Dumulmeori | Parc Jae-jung | The Fool (이 바보야) | Jung Seung-hwan | 21 |
| Finalists | Nightingale | Lee Bo-ram of SeeYa | A Smart Choice (현명한 선택) | So Chan-whee | 78 |
| Final ||||||
| Battle | Nightingale | Lee Bo-ram of SeeYa | Previous three songs used as voting standard | Previous three songs used as voting standard | 52 |
| Battle | Gulliver | Lee Won-seok of Daybreak | Whale Hunting (고래사냥) | Song Chang-sik | 47 |

### 104th Generation Mask King

* Contestants: Song Ga-in, Ahn Il-kwon [ko], Nam Kyung-eup [ko], Kim Sung-soo (singer) [ko] (Cool), Won Heum [ko] (Norazo), Seunghee (Oh My Girl), JK Kim Dong-wook, Takuya Terada

#### Episode 207

Episode 207 was broadcast on June 9, 2019. This marks the beginning of the Hundred-fourth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Chandelier | Song Ga-in | Truth (진실) | Cool | 76 |
| Pair 1 | Golden Key | Ahn Il-kwon | Truth (진실) | Cool | 23 |
| 2nd Song | Golden Key | Ahn Il-kwon | Between Hidden Time (가려진 시간 사이로) | Yoon Sang | — |
| Pair 2 | Paprika | Nam Kyung-eup | To Be Alone (홀로 된다는 것) | Byun Jin-sub | 63 |
| Pair 2 | Pea | Kim Sung-soo of Cool | To Be Alone (홀로 된다는 것) | Byun Jin-sub | 36 |
| 2nd Song | Pea | Kim Sung-soo of Cool | Bongsook (봉숙이) | Rose Motel [ko] | — |
| Pair 3 | Aquarium | Won Heum of Norazo | Move Dating (조조할인) | Lee Moon-sae | 46 |
| Pair 3 | Zoo | Seunghee of Oh My Girl | Move Dating (조조할인) | Lee Moon-sae | 53 |
| 2nd Song | Aquarium | Won Heum of Norazo | Because You're My Woman (내 여자라니까) | Lee Seung-gi | — |
| Pair 4 | Boiled Chicken | JK Kim Dong-wook | Friends (친구) | Ahn Jae-wook | 73 |
| Pair 4 | Chicken | Takuya Terada | Friends (친구) | Ahn Jae-wook | 26 |
| 2nd Song | Chicken | Takuya Terada | Mom (엄마) | Ra.D | — |

#### Episode 208

Episode 208 was broadcast on June 16, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Chandelier | Song Ga-in | Childish Adult (어른아이) | Gummy | 68 |
| Pair 1 | Paprika | Nam Kyung-eup | Once Again This Night (이 밤을 다시 한 번) | Jo Ha-moon [ko] | 31 |
| Pair 2 | Zoo | Seunghee of Oh My Girl | Wonder If You Loved Me (사랑하긴 했었나요) | Lisa | 39 |
| Pair 2 | Boiled Chicken | JK Kim Dong-wook | Let Me Say Goodbye | Bobby Kim | 60 |
| Round 3 ||||||
| Finalists | Chandelier | Song Ga-in | I Have a Lover (애인 있어요) | Lee Eun-mi | 24 |
| Finalists | Boiled Chicken | JK Kim Dong-wook | After the Love Has Gone (사랑한 후에) | Jeon In-kwon | 75 |
| Final ||||||
| Battle | Boiled Chicken | JK Kim Dong-wook | Previous three songs used as voting standard | Previous three songs used as voting standard | 41 |
| Battle | Nightingale | Lee Bo-ram of SeeYa | Throw Away (연) | Big Mama | 58 |

### 105th Generation Mask King

* Contestants: Sunday (The Grace), Siyeon (singer) [ko] (Dreamcatcher), Doyoung (NCT), Jasson, Hangzoo (Rhythm Power), Lee Ji-hyung [ko], Kim Jang-hoon, No Min-woo

#### Episode 209

Episode 209 was broadcast on June 23, 2019. This marks the beginning of the Hundred-fifth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Cupcake | Sunday of The Grace | Greatest Love of All | Whitney Houston | 51 |
| Pair 1 | Doughnut | Siyeon of Dreamcatcher | Greatest Love of All | Whitney Houston | 48 |
| 2nd Song | Doughnut | Siyeon of Dreamcatcher | Sweet (달아요) | Lena Park | — |
| Pair 2 | Asst Manager | Doyoung of NCT | A Little Girl (소녀) | Lee Moon-sae | 72 |
| Pair 2 | Section Chief | Jasson | A Little Girl (소녀) | Lee Moon-sae | 27 |
| 2nd Song | Section Chief | Jasson | Will You Marry Me? (결혼해줄래) | Lee Seung-gi | — |
| Pair 3 | Paper Airplane | Hangzoo of Rhythm Power | Ah-Choo | Lovelyz | 64 |
| Pair 3 | Paper Crane | Lee Ji-hyung | Ah-Choo | Lovelyz | 35 |
| 2nd Song | Paper Crane | Lee Ji-hyung | Dunk Shot (덩크 슛) | Lee Seung-hwan | — |
| Pair 4 | Vampire | Kim Jang-hoon | You're in My Embrace (그대 내 품에) | Yoo Jae-ha | 52 |
| Pair 4 | Arabian Prince | No Min-woo | You're in My Embrace (그대 내 품에) | Yoo Jae-ha | 47 |
| 2nd Song | Arabian Prince | No Min-woo | Fake Love | BTS | — |

#### Episode 210

Episode 210 was postponed one week because of the 2019 Koreas–United States DMZ Summit news coverage, and broadcast on July 7, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Cupcake | Sunday of The Grace | A Certain Longing (어떤 그리움) | Lee Eun-mi | 22 |
| Pair 1 | Asst Manager | Doyoung of NCT | Beautiful | Crush | 77 |
| Pair 2 | Paper Airplane | Hangzoo of Rhythm Power | 180 Degree (180도) | Ben | 58 |
| Pair 2 | Vampire | Kim Jang-hoon | I Don't Know Yet (지금은 알 수 없어) | Kim Jong-seo | 41 |
| Round 3 ||||||
| Finalists | Asst Manager | Doyoung of NCT | Time Walking on Memory (기억을 걷는 시간) | Nell | 74 |
| Finalists | Paper Airplane | Hangzoo of Rhythm Power | Comeback Again (다시 와주라) | Vibe | 25 |
| Final ||||||
| Battle | Asst Manager | Doyoung of NCT | Previous three songs used as voting standard | Previous three songs used as voting standard | 37 |
| Battle | Nightingale | Lee Bo-ram of SeeYa | Lie | Hwayobi | 62 |

### 106th Generation Mask King

* Contestants: Oh Jin-sung [ko] (izi [ko]), Hong Yoon-hwa [ko], Sangil (singer) [ko] (Snuper), Rothy, Kyuhyun (Super Junior), Heo Il-hoo [ko], Kim Bo-yeon, Bae Seul-ki

#### Episode 211

Episode 211 was broadcast on July 14, 2019. This marks the beginning of the Hundred-sixth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Mayonnaise | Oh Jin-sung of IZI | Night After Night (밤이면 밤마다) | Insooni | 39 |
| Pair 1 | Ketchup | Hong Yoon-hwa | Night After Night (밤이면 밤마다) | Insooni | 60 |
| 2nd Song | Mayonnaise | Oh Jin-sung of IZI | Miracles in December (12월의 기적) | Exo | — |
| Pair 2 | Voice Boyfriend | Sangil of Snuper | 1, 2, 3, 4 | Lee Hi | 25 |
| Pair 2 | Sweet Voice | Rothy | 1, 2, 3, 4 | Lee Hi | 74 |
| 2nd Song | Voice Boyfriend | Sangil of Snuper | Ways to Avoid the Sun (태양을 피하는 방법) | Rain | — |
| Pair 3 | Jinie | Kyuhyun of Super Junior | Should I Say I Love You Again? (다시 사랑한다 말할까) | Kim Dong-ryool | 78 |
| Pair 3 | Aladdin | Heo Il-hoo | Should I Say I Love You Again? (다시 사랑한다 말할까) | Kim Dong-ryool | 21 |
| 2nd Song | Aladdin | Heo Il-hoo | As Love Scattered on the World (세상에 뿌려진 사랑만큼) | Lee Seung-hwan | — |
| Pair 4 | Cold Buckwheat Noodles | Kim Bo-yeon | Love is Like a Raindrop of Outside the Windows (사랑은 창밖에 빗물 같아요) | Yang Soo-kyung [ko] | 38 |
| Pair 4 | Noodles in Cold Soybean Soup | Bae Seul-ki | Love is Like a Raindrop of Outside the Windows (사랑은 창밖에 빗물 같아요) | Yang Soo-kyung [ko] | 61 |
| 2nd Song | Cold Buckwheat Noodles | Kim Bo-yeon | Really Really Like You (진짜 진짜 좋아해) | Haeeunlee | — |

#### Episode 212

Episode 212 was broadcast on July 21, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Ketchup | Hong Yoon-hwa | My Love, Don't Leave (사랑아 가지마) | Lim Jeong-hee | 27 |
| Pair 1 | Sweet Voice | Rothy | Lost My Way (잠시 길을 잃다) | 015B | 72 |
| Pair 2 | Jinie | Kyuhyun of Super Junior | I Don't Love You (널 사랑하지 않아) | Urban Zakapa | 73 |
| Pair 2 | Noodles in Cold Soybean Soup | Bae Seul-ki | Siren (사이렌) | Sunmi | 26 |
| Round 3 ||||||
| Finalists | Sweet Voice | Rothy | Is Anyone There? (누구 없소) | Han Young-ae [ko] | 14 |
| Finalists | Jinie | Kyuhyun of Super Junior | Breath (숨) | Park Hyo-shin | 85 |
| Final ||||||
| Battle | Jinie | Kyuhyun of Super Junior | Previous three songs used as voting standard | Previous three songs used as voting standard | 55 |
| Battle | Nightingale | Lee Bo-ram of SeeYa | Yesterday, Today And (어제 오늘 그리고) | Cho Yong-pil | 44 |

### 107th Generation Mask King

* Contestants: Kim Young-woo (singer) [ko] (Sweet Sorrow), Han Min-gwan [ko], Hyun Jin-young, Kwak Jeong-eun [ko], NC.A, Truedy [ko], Byun Jung-soo, MJ (Astro)

#### Episode 213

Episode 213 was broadcast on July 28, 2019. This marks the beginning of the Hundred-seventh Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Turtle Ship | Kim Young-woo of Sweet Sorrow | Like Rain, Like Music (비처럼 음악처럼) | Kim Hyun-sik | 52 |
| Pair 1 | Pirate Ship | Han Min-gwan | Like Rain, Like Music (비처럼 음악처럼) | Kim Hyun-sik | 47 |
| 2nd Song | Pirate Ship | Han Min-gwan | Under the Sky (하늘 아래서) | Kim Min-jong | — |
| Pair 2 | Petrol Station | Hyun Jin-young | Musical (뮤지컬) | Sang A Im-Propp | 80 |
| Pair 2 | Convenience Store | Kwak Jeong-eun | Musical (뮤지컬) | Sang A Im-Propp | 19 |
| 2nd Song | Convenience Store | Kwak Jeong-eun | That's Life, Isn't It? (산다는 건 다 그런 게 아니겠니?) | Travel Sketch [ko] | — |
| Pair 3 | Sandcastle | NC.A | Caution (경고) | Tashannie (타샤니) | 54 |
| Pair 3 | Great Wall of China | Truedy | Caution (경고) | Tashannie (타샤니) | 45 |
| 2nd Song | Great Wall of China | Truedy | Playing with Fire (불장난) | Blackpink | — |
| Pair 4 | Madam | Byun Jung-soo | Just Trust Me (오빠만 믿어) | Park Hyun-bin | 22 |
| Pair 4 | Chauffeur | MJ of Astro | Just Trust Me (오빠만 믿어) | Park Hyun-bin | 77 |
| 2nd Song | Madam | Byun Jung-soo | I'll Give the Love That Stays with Me (내게 남은 사랑을 드릴게요) | Jang Hye-ri [ko] | — |

#### Episode 214

Episode 214 was broadcast on August 4, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Turtle Ship | Kim Young-woo of Sweet Sorrow | How Love is It? (어떻게 사랑이 그래요) | Lee Seung-hwan | 41 |
| Pair 1 | Petrol Station | Hyun Jin-young | Facing the Desolate Love (사랑 그 쓸쓸함에 대하여) | Yang Hee-eun | 58 |
| Pair 2 | Sandcastle | NC.A | Beautiful Goodbye (사월이 지나면 우리 헤어져요) | Chen | 62 |
| Pair 2 | Chauffeur | MJ of Astro | Thorn (가시) | Buzz | 37 |
| Round 3 ||||||
| Finalists | Petrol Station | Hyun Jin-young | You're Deep Inside My Heart (내 마음 깊은 곳의 너) | Shin Hae-chul | 41 |
| Finalists | Sandcastle | NC.A | At Gwanghwamun (광화문에서) | Kyuhyun | 58 |
| Special | Petrol Station | Hyun Jin-young | You in My Faded Memories (흐린 기억 속의 그대) | Hyun Jin-young | — |
| Final ||||||
| Battle | Sandcastle | NC.A | Previous three songs used as voting standard | Previous three songs used as voting standard | 23 |
| Battle | Jinie | Kyuhyun of Super Junior | Breathe (한숨) | Lee Hi | 76 |

### 108th Generation Mask King

* Contestants: Jeong Jun-ha, Park Seong-ho, Tae Jin-ah, Jang Moon-bok [ko] (Limitless (band) [ko]), Choi Hee [ko], Hongja [ko], Jeong Inseong (KNK), Kang Deok-in [ko] (Jang Deok Cheol)

#### Episode 215

Episode 215 was broadcast on August 11, 2019. This marks the beginning of the Hundred-eighth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Milk | Jeong Jun-ha | Pilot | Jung Yeon-joon [ko] | 65 |
| Pair 1 | Yogurt | Park Seong-ho | Pilot | Jung Yeon-joon [ko] | 34 |
| 2nd Song | Yogurt | Park Seong-ho | Footsteps (발걸음) | Emerald Castle [ko] | — |
| Pair 2 | Idol | Tae Jin-ah | Balloon (풍선) | Five Fingers [ko] | 53 |
| Pair 2 | Two Children | Jang Moon-bok of Limitless | Balloon (풍선) | Five Fingers [ko] | 46 |
| 2nd Song | Two Children | Jang Moon-bok of Limitless | Smile Boy | Lee Seung-gi | — |
| Pair 3 | Beach | Choi Hee | Perhaps Love | J.ae & Howl | 33 |
| Pair 3 | Water Park | Hongja | Perhaps Love | J.ae & Howl | 66 |
| 2nd Song | Beach | Choi Hee | I Won't Love (사랑 안 해) | Baek Ji-young | — |
| Pair 4 | Spaceman | Jeong Inseong of KNK | As Time Goes By (세월이 가면) | Choi Ho-seop | 35 |
| Pair 4 | Teurallo Pite Qus | Kang Deok-in of Jang Deok Cheol | As Time Goes By (세월이 가면) | Choi Ho-seop | 64 |
| 2nd Song | Spaceman | Jeong Inseong of KNK | Eraser (지우개) | Ali | — |

#### Episode 216

Episode 216 was broadcast on August 18, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Milk | Jeong Jun-ha | After Send You (너를 보내고) | YB | 24 |
| Pair 1 | Idol | Tae Jin-ah | You Who Don't Answer (대답 없는 너) | Kim Jong-seo | 75 |
| Pair 2 | Water Park | Hongja | Nocturne (녹턴) | Lee Eun-mi | 44 |
| Pair 2 | Teurallo Pite Qus | Kang Deok-in of Jang Deok Cheol | Through the Night (밤편지) | IU | 55 |
| Round 3 ||||||
| Finalists | Idol | Tae Jin-ah | Meeting (만남) | Noh Sa-yeon | 29 |
| Finalists | Teurallo Pite Qus | Kang Deok-in of Jang Deok Cheol | Guilty (죽일 놈) | Dynamic Duo | 70 |
| Special | Idol | Tae Jin-ah | Companion (동반자) | Tae Jin-ah | — |
| Final ||||||
| Battle | Teurallo Pite Qus | Kang Deok-in of Jang Deok Cheol | Previous three songs used as voting standard | Previous three songs used as voting standard | 27 |
| Battle | Jinie | Kyuhyun of Super Junior | Memory of the Wind (바람기억) | Naul | 72 |

### 109th Generation Mask King

* Contestants: Jin Mi-ryung [ko], Bruno Bruni Jr. [ko], Park Gi-ryang [ko], Baek A-yeon, Yoo Sang-moo [ko], Kim In-seok [ko], Kwon In-ha [ko], Hongseok (Pentagon)

#### Episode 217

Episode 217 was broadcast on August 25, 2019. This marks the beginning of the Hundred-ninth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Whitney Houston | Jin Mi-ryung | Nobody | Wonder Girls | 82 |
| Pair 1 | Bodyguard | Bruno Bruni Jr. | Nobody | Wonder Girls | 17 |
| 2nd Song | Bodyguard | Bruno Bruni Jr. | Addicted Love (중독된 사랑) | Jo Jang-hyuk [ko] | — |
| Pair 2 | Bamboo Shoot | Park Gi-ryang | I Love You (너를 사랑해) | S.E.S. | 32 |
| Pair 2 | Snail Bride | Baek A-yeon | I Love You (너를 사랑해) | S.E.S. | 67 |
| 2nd Song | Bamboo Shoot | Park Gi-ryang | Farewell for Me (날 위한 이별) | Kim Hye-rim [ko] | — |
| Pair 3 | Bath House | Yoo Sang-moo | Feeling Only You (너만을 느끼며) | The Blue | 64 |
| Pair 3 | Malatang | Kim In-seok | Feeling Only You (너만을 느끼며) | The Blue | 35 |
| 2nd Song | Malatang | Kim In-seok | Aloha (아로하) | Cool | — |
| Pair 4 | Younggu | Kwon In-ha | Drinking (술이야) | Vibe | 52 |
| Pair 4 | Daengchiri | Hongseok of Pentagon | Drinking (술이야) | Vibe | 47 |
| 2nd Song | Daengchiri | Hongseok of Pentagon | Hello | Huh Gak | — |

#### Episode 218

Episode 218 was broadcast on September 1, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Whitney Houston | Jin Mi-ryung | Sad Fate (슬픈 인연) | Na-mi | 36 |
| Pair 1 | Snail Bride | Baek A-yeon | You Mean Everything to Me | Lena Park | 63 |
| Pair 2 | Bath House | Yoo Sang-moo | Marry Me (결혼해줘) | Im Chang-jung | 32 |
| Pair 2 | Younggu | Kwon In-ha | Love, ing (열애중) | Ben | 67 |
| Round 3 ||||||
| Finalists | Snail Bride | Baek A-yeon | Hui Jae (희재) | Sung Si-kyung | 28 |
| Finalists | Younggu | Kwon In-ha | Please (제발) | Lee So-ra | 71 |
| Final ||||||
| Battle | Younggu | Kwon In-ha | Previous three songs used as voting standard | Previous three songs used as voting standard | 45 |
| Battle | Jinie | Kyuhyun of Super Junior | Energetic (에너제틱) | Wanna One | 54 |

### 110th Generation Mask King

* Contestants: Kim Jung-hyun, Jin Hae-sung [ko], Tiffany (Girls' Generation), Hwang Jae-geun [ko], Sung Jin-hwan [ko] (Sweet Sorrow), Mijoo (Lovelyz), Choi Sung-soo [ko], Kwon Hyun-bin

#### Episode 219

Episode 219 was broadcast on September 8, 2019. This marks the beginning of the Hundred-tenth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Half-moon Rice Cake | Kim Jung-hyun | The Flight (비상) | Yim Jae-beom | 32 |
| Pair 1 | Assorted Savory Pancakes | Jin Hae-sung | The Flight (비상) | Yim Jae-beom | 67 |
| 2nd Song | Half-moon Rice Cake | Kim Jung-hyun | Prelude (서시) | Shin Sung-woo | — |
| Pair 2 | The Rose of Versailles | Tiffany of Girls' Generation | Miss Korea (미스코리아) | Lee Hyori | 90 |
| Pair 2 | Old Man with a Lump | Hwang Jae-geun | Miss Korea (미스코리아) | Lee Hyori | 9 |
| 2nd Song | Old Man with a Lump | Hwang Jae-geun | Show | Kim Won-jun | — |
| Pair 3 | Straw Shoes | Sung Jin-hwan of Sweet Sorrow | Say Hello (안부) | Byul & Na Yoon-kwon [ko] | 52 |
| Pair 3 | Flower Shoes | Mijoo of Lovelyz | Say Hello (안부) | Byul & Na Yoon-kwon [ko] | 47 |
| 2nd Song | Flower Shoes | Mijoo of Lovelyz | Gashina (가시나) | Sunmi | — |
| Pair 4 | One's Husband | Choi Sung-soo | One Love Forgotten with Another Love (사랑이 다른 사랑으로 잊혀지네) | Harim [ko] | 60 |
| Pair 4 | My Father-in-law | Kwon Hyun-bin | One Love Forgotten with Another Love (사랑이 다른 사랑으로 잊혀지네) | Harim [ko] | 39 |
| 2nd Song | My Father-in-law | Kwon Hyun-bin | Beautiful Lady (미인) | Shin Jung-hyeon | — |

#### Episode 220

Episode 220 was broadcast on September 15, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Assorted Savory Pancakes | Jin Hae-sung | Butterfly (나비야) | Ha Dong-kyun | 57 |
| Pair 1 | The Rose of Versailles | Tiffany of Girls' Generation | Rose of Betrayal (배반의 장미) | Uhm Jung-hwa | 42 |
| Pair 2 | Straw Shoes | Sung Jin-hwan of Sweet Sorrow | Time Like a Lie (거짓말 같은 시간) | Toy | 36 |
| Pair 2 | One's Husband | Choi Sung-soo | Myeong-dong Calling (명동콜링) | Crying Nut | 63 |
| Round 3 ||||||
| Finalists | Assorted Savory Pancakes | Jin Hae-sung | Label of Love (사랑의 이름표) | Hyun Chul [ko] | 23 |
| Finalists | One's Husband | Choi Sung-soo | Tomboy | Hyukoh | 76 |
| Final ||||||
| Battle | One's Husband | Choi Sung-soo | Previous three songs used as voting standard | Previous three songs used as voting standard | 47 |
| Battle | Jinie | Kyuhyun of Super Junior | Uphill Road (오르막길) | Yoon Jong-shin ft. Jung-in | 52 |

### 111th Generation Mask King

* Contestants: Shin Ji (Koyote), Kang Sung-min [ko], Kim Na-hee [ko], Seo Joo-kyung [ko], Younghoon (singer) [ko] (The Boyz), Lee Won-il, Lee Seok-hoon (SG Wannabe), Lee Jini [ko]

#### Episode 221

Episode 221 was broadcast on September 22, 2019. This marks the beginning of the Hundred-eleventh Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Lizard | Shin Ji of Koyote | My Love by My Side (내 사랑 내 곁에) | Kim Hyun-sik | 67 |
| Pair 1 | Penguin | Kang Sung-min | My Love by My Side (내 사랑 내 곁에) | Kim Hyun-sik | 32 |
| 2nd Song | Penguin | Kang Sung-min | That Was What Happened Then (그땐 그랬지) | Carnival [ko] | — |
| Pair 2 | Wastepaper | Kim Na-hee | 8282 | Davichi | 58 |
| Pair 2 | Tissue | Seo Joo-kyung | 8282 | Davichi | 41 |
| 2nd Song | Tissue | Seo Joo-kyung | If I Leave (나 가거든) | Sumi Jo | — |
| Pair 3 | Alien | Younghoon of The Boyz | This Song (이 노래) | 2AM | 72 |
| Pair 3 | Lee Gyein | Lee Won-il | This Song (이 노래) | 2AM | 27 |
| 2nd Song | Lee Gyein | Lee Won-il | Dream (꿈) | Lee Hyun-woo | — |
| Pair 4 | Handsome Guy | Lee Seok-hoon of SG Wannabe | Hawaiian Couple | Humming Urban Stereo | 79 |
| Pair 4 | Beautiful Woman | Lee Jini | Hawaiian Couple | Humming Urban Stereo | 20 |
| 2nd Song | Beautiful Woman | Lee Jini | Love Battery (사랑의 배터리) | Hong Jin-young | — |

#### Episode 222

Episode 222 was broadcast on September 29, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Lizard | Shin Ji of Koyote | Unreasonable Reason (이유같지 않은 이유) | Park Mi-kyung [ko] | 52 |
| Pair 1 | Wastepaper | Kim Na-hee | Starry Night (별이 빛나는 밤) | Mamamoo | 47 |
| Pair 2 | Alien | Younghoon of The Boyz | The First Snow (첫 눈) (Guardian: The Lonely and Great God OST) | Jung Joon-il [ko] | 17 |
| Pair 2 | Handsome Guy | Lee Seok-hoon of SG Wannabe | If It Was Me (나였으면) | Na Yoon-kwon [ko] | 82 |
| Round 3 ||||||
| Finalists | Lizard | Shin Ji of Koyote | You Let Me Go with a Smile (미소를 띄우며 나를 보낸 그 모습처럼) | Lee Eun-ha [ko] | 21 |
| Finalists | Handsome Guy | Lee Seok-hoon of SG Wannabe | Hug Me (안아줘) | Jung Joon-il [ko] | 78 |
| Final ||||||
| Battle | Handsome Guy | Lee Seok-hoon of SG Wannabe | Previous three songs used as voting standard | Previous three songs used as voting standard | 53 |
| Battle | Jinie | Kyuhyun of Super Junior | Y Si Fuera Ella (혜야) | Shinee | 46 |

### 112th Generation Mask King

* Contestants: Song Ha-ye [ko], Eli Kim, Roh Ji-hoon, Xitsuh [ko], Lee Ah-hyun, Eru, Jeon Yoo-na [ko], Yujin (CLC)

#### Episode 223

Episode 223 was broadcast on October 6, 2019. This marks the beginning of the Hundred-twelfth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Pig Hocks | Song Ha-ye | Joah (좋아) | Jay Park | 61 |
| Pair 1 | Muk | Eli Kim | Joah (좋아) | Jay Park | 38 |
| 2nd Song | Muk | Eli Kim | Crooked (삐딱하게) | G-Dragon | — |
| Pair 2 | Monday Sickness | Roh Ji-hoon | Spring Breeze (봄바람) | Wanna One | 90 |
| Pair 2 | The 8th Grade Syndrome | Xitsuh | Spring Breeze (봄바람) | Wanna One | 9 |
| 2nd Song | The 8th Grade Syndrome | Xitsuh | Stalker (스토커) | 10cm | — |
| Pair 3 | Girl Scouts | Lee Ah-hyun | Dream | Suzy & Baekhyun | 28 |
| Pair 3 | Boy Scouts | Eru | Dream | Suzy & Baekhyun | 71 |
| 2nd Song | Girl Scouts | Lee Ah-hyun | I Will Survive (난 괜찮아) | Jinju | — |
| Pair 4 | Hardtack | Jeon Yoo-na | If It Is You (너였다면) (Another Miss Oh OST) | Jung Seung-hwan | 60 |
| Pair 4 | Star Candy | Yujin of CLC | If It Is You (너였다면) (Another Miss Oh OST) | Jung Seung-hwan | 39 |
| 2nd Song | Star Candy | Yujin of CLC | I'm Feeling Good Day (예감 좋은 날) | Rumble Fish | — |

#### Episode 224

Episode 224 was broadcast on October 13, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Pig Hocks | Song Ha-ye | Back in Time (시간을 거슬러) | Lyn | 44 |
| Pair 1 | Monday Sickness | Roh Ji-hoon | Try (노력) | Park Won [ko] | 55 |
| Pair 2 | Boy Scouts | Eru | I Love You | The Position [ko] | 45 |
| Pair 2 | Hardtack | Jeon Yoo-na | Rain | Taeyeon | 54 |
| Round 3 ||||||
| Finalists | Monday Sickness | Roh Ji-hoon | Scream (소리쳐) | Lee Seung-chul | 52 |
| Finalists | Hardtack | Jeon Yoo-na | Lean on My Shoulders (나의 어깨에 기대어요) | 10cm | 47 |
| Final ||||||
| Battle | Monday Sickness | Roh Ji-hoon | Previous three songs used as voting standard | Previous three songs used as voting standard | 17 |
| Battle | Handsome Guy | Lee Seok-hoon of SG Wannabe | Please Forget Me (날 그만 잊어요) | Gummy | 82 |

### 113th Generation Mask King

* Contestants: Kang Se-jung, Woo Jin-young (D1ce), Choiza (Dynamic Duo), Oh Na-mi [ko], Joo Young-hoon, Bbaek Ga [ko] (Koyote), Lee Jae-hwang, Wendy (Red Velvet)

#### Episode 225

Episode 225 was broadcast on October 20, 2019. This marks the beginning of the Hundred-thirteenth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Grilled Jumbo Shrimp | Kang Se-jung | What's the Matter (왜 그래) | Kim Hyun-chul [ko] | 34 |
| Pair 1 | Soy Sauce Marinated Crab | Woo Jin-young of D1ce | What's the Matter (왜 그래) | Kim Hyun-chul [ko] | 65 |
| 2nd Song | Grilled Jumbo Shrimp | Kang Se-jung | Cloudy All Day Today in Seoul (오늘 서울은 하루종일 맑음) | Toy & Younha | — |
| Pair 2 | Eggplant | Choiza of Dynamic Duo | Sending My Love (송인) | Cool | 59 |
| Pair 2 | Turnip | Oh Na-mi | Sending My Love (송인) | Cool | 40 |
| 2nd Song | Turnip | Oh Na-mi | So-So (쏘쏘) | Baek A-yeon | — |
| Pair 3 | Eminem | Joo Young-hoon | Season in the Sun (Korean version) (Original version's artist: Tube) | Jung Jae-wook [ko] | 52 |
| Pair 3 | Halminem | Bbaek Ga of Koyote | Season in the Sun (Korean version) (Original version's artist: Tube) | Jung Jae-wook [ko] | 47 |
| 2nd Song | Halminem | Bbaek Ga of Koyote | Two Melodies (뻔한 멜로디) | Zion.T | — |
| Pair 4 | Pumpkin Ghost | Lee Jae-hwang | Together (함께) | Kim Gun-mo & Park Gwang-hyun | 36 |
| Pair 4 | Green Witch | Wendy of Red Velvet | Together (함께) | Kim Gun-mo & Park Gwang-hyun | 63 |
| 2nd Song | Pumpkin Ghost | Lee Jae-hwang | After the Love Has Gone (사랑한 후에) | Leon Lai | — |

#### Episode 226

Episode 226 was broadcast on October 27, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Soy Sauce Marinated Crab | Woo Jin-young of D1ce | Gather My Tears (내 눈물 모아) | Seo Ji-won [ko] | 48 |
| Pair 1 | Eggplant | Choiza of Dynamic Duo | Sleepless Rainy Night (잠 못 드는 밤 비는 내리고) | Kim Gun-mo | 51 |
| Pair 2 | Eminem | Joo Young-hoon | I Love You (사랑합니다) | Tim | 30 |
| Pair 2 | Green Witch | Wendy of Red Velvet | Amazing You (그대라는 사치) | Han Dong-geun | 69 |
| Round 3 ||||||
| Finalists | Eggplant | Choiza of Dynamic Duo | Gondry (공드리) | Hyukoh | 28 |
| Finalists | Green Witch | Wendy of Red Velvet | Love over Thousand Years (천년의 사랑) | Park Wan-kyu | 71 |
| Final ||||||
| Battle | Green Witch | Wendy of Red Velvet | Previous three songs used as voting standard | Previous three songs used as voting standard | 44 |
| Battle | Handsome Guy | Lee Seok-hoon of SG Wannabe | Love Me Right | Exo | 55 |

### 114th Generation Mask King

* Contestants: Lee Se-eun, Sook Haeng [ko], Wonpil (Day6), Kim Bo-hee [ko] (Mono (South Korean band) [ko]), Kim Woo-ri, Yerin (GFriend), Im Jae-hyun [ko], Nilo [ko]

#### Episode 227

Episode 227 was broadcast on November 3, 2019. This marks the beginning of the Hundred-fourteenth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Wonder Girls | Lee Se-eun | When Love Passes (사랑이 지나가면) | Lee Moon-sae | 25 |
| Pair 1 | Dried Pollack | Sook Haeng | When Love Passes (사랑이 지나가면) | Lee Moon-sae | 74 |
| 2nd Song | Wonder Girls | Lee Se-eun | Scattered Days (흩어진 나날들) | Kang Susie | — |
| Pair 2 | Pager | Wonpil of Day6 | The Practical Usage of Sadness (슬픔활용법) | Kim Bum-soo | 56 |
| Pair 2 | Payphone | Kim Bo-hee of Mono | The Practical Usage of Sadness (슬픔활용법) | Kim Bum-soo | 43 |
| 2nd Song | Pay Phone | Kim Bo-hee of Mono | You're the Only One for Me (오직 너뿐인 나를) | Lee Seung-chul | — |
| Special | Pay Phone | Kim Bo-hee of Mono | You Are Always (넌 언제나) | Mono | — |
| Pair 3 | Bubble Tea | Kim Woo-ri | Running (달리기) | Nodance [ko] | 47 |
| Pair 3 | Fat Macaron | Yerin of GFriend | Running (달리기) | Nodance [ko] | 52 |
| 2nd Song | Bubble Tea | Kim Woo-ri | Come Back to Me (와줘) | Se7en | — |
| Pair 4 | Nab-ddeuk | Im Jae-hyun | Because I Love You (사랑하기 때문에) | Yoo Jae-ha | 47 |
| Pair 4 | JJondeugi | Nilo | Because I Love You (사랑하기 때문에) | Yoo Jae-ha | 52 |
| 2nd Song | Nab-ddeuk | Im Jae-hyun | Farewell Taxi (이별택시) | Kim Yeon-woo | — |

#### Episode 228

Episode 228 was broadcast on November 10, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Dried Pollack | Sook Haeng | Sad Salsa | Baek Ji-young | 53 |
| Pair 1 | Pager | Wonpil of Day6 | All About You (그대라는 시) (Hotel del Luna OST) | Taeyeon | 46 |
| Pair 2 | Fat Macaron | Yerin of GFriend | Password 486 (비밀번호 486) | Younha | 25 |
| Pair 2 | JJondeugi | Nilo | When Flowering Spring Comes (꽃피는 봄이 오면) | BMK | 74 |
| Round 3 ||||||
| Finalists | Dried Pollack | Sook Haeng | To You (너에게) | The Position [ko] | 34 |
| Finalists | JJondeugi | Nilo | Love Is Always Thirsty (사랑은 언제나 목마르다) | Youme [ko] | 65 |
| Final ||||||
| Battle | JJondeugi | Nilo | Previous three songs used as voting standard | Previous three songs used as voting standard | 20 |
| Battle | Handsome Guy | Lee Seok-hoon of SG Wannabe | An Essay of Memory (기억의 습작) | Exhibition [ko] | 79 |

### 115th Generation Mask King

* Contestants: Moon Tae-il (NCT), Song Ha-young [ko] (Fromis 9), Eric Nam, Lee Chae-young, Ji Woo (Emerald Castle [ko]), Kim Kang-hyun [ko], Kim Do-kyoon [ko] (Baekdusan [ko]), Kim Kyung-rok [ko] (V.O.S)

#### Episode 229

Episode 229 was broadcast on November 17, 2019. This marks the beginning of the Hundred-fifteenth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | King Card | Taeil of NCT | Across the Universe (우주를 건너) | Baek Ye-rin | 43 |
| Pair 1 | Queen Card | Song Ha-young of Fromis 9 | Across the Universe (우주를 건너) | Baek Ye-rin | 56 |
| 2nd Song | King Card | Taeil of NCT | To You My Light (오늘도 빛나는 너에게) | Maktub [ko] ft. Lee Raon | — |
| Pair 2 | Broccoli | Eric Nam | Missing You | Fly to the Sky | 67 |
| Pair 2 | Beetroot | Lee Chae-young | Missing You | Fly to the Sky | 32 |
| 2nd Song | Beetroot | Lee Chae-young | I Am Me (나는 나) | Juju Club [ko] | — |
| Pair 3 | Fortune of the Day | Ji Woo of Emerald Castle | Don't Be Sad (슬픈 표정 하지 말아요) | Shin Hae-chul | 71 |
| Pair 3 | Weather of the Day | Kim Kang-hyun | Don't Be Sad (슬픈 표정 하지 말아요) | Shin Hae-chul | 28 |
| 2nd Song | Weather of the Day | Kim Kang-hyun | Where the Wind Comes From (바람이 불어오는 곳) | Kim Kwang-seok | — |
| Pair 4 | Zeus | Kim Do-kyoon of Baekdusan | The More I Love (사랑할수록) | Boohwal | 22 |
| Pair 4 | Cupid | Kim Kyung-rok of V.O.S | The More I Love (사랑할수록) | Boohwal | 77 |
| 2nd Song | Zeus | Kim Do-kyoon of Baekdusan | The Dance in Rhythm (리듬 속의 그 춤을) | Kim Wan-sun | — |

#### Episode 230

Episode 230 was broadcast on November 24, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Queen Card | Song Ha-young of Fromis 9 | Dear Name (이름에게) | IU | 48 |
| Pair 1 | Broccoli | Eric Nam | For You (너를 위해) | Yim Jae-beom | 51 |
| Pair 2 | Fortune of the Day | Ji Woo of Emerald Castle | I Will Go to You Like the First Snow (첫눈처럼 너에게 가겠다) | Ailee | 37 |
| Pair 2 | Cupid | Kim Kyung-rok of V.O.S | Eternity (영원) | SKY | 62 |
| Special | Fortune of the Day | Ji Woo of Emerald Castle | Footsteps (발걸음) | Emerald Castle [ko] | — |
| Round 3 ||||||
| Finalists | Broccoli | Eric Nam | Fate (인연) | Lee Seung-chul | 34 |
| Finalists | Cupid | Kim Kyung-rok of V.O.S | Beautiful Goodbye (아름다운 이별) | Kim Gun-mo | 65 |
| Final ||||||
| Battle | Cupid | Kim Kyung-rok of V.O.S | Previous three songs used as voting standard | Previous three songs used as voting standard | 31 |
| Battle | Handsome Guy | Lee Seok-hoon of SG Wannabe | Heaven | Ailee | 68 |

### 116th Generation Mask King

* Contestants: Soobin (South Korean female singer) [ko] (Cosmic Girls), Cha Ye-rin [ko], Kwak Yoon-gy, Lee Min-gyu (singer) [ko] (Mr. 2 [ko]), Vinxen, J-Us (singer) [ko] (ONF), Lee Seung-woo (singer) [ko] (Soulstar [ko]), Soya

#### Episode 231

Episode 231 was broadcast on December 1, 2019. This marks the beginning of the Hundred-sixteenth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Dice | Soobin of Cosmic Girls | Some Day (언젠가는) | Lee Tzsche | 67 |
| Pair 1 | Rock Paper Scissors | Cha Ye-rin | Some Day (언젠가는) | Lee Tzsche | 32 |
| 2nd Song | Rock Paper Scissors | Cha Ye-rin | I Fell in Love (난 사랑에 빠졌죠) | Park Ji-yoon | — |
| Pair 2 | Clout | Kwak Yoon-gy | The Flowers (꽃송이가) | Busker Busker | 23 |
| Pair 2 | Roasted Chestnuts | Lee Min-gyu of Mr. 2 | The Flowers (꽃송이가) | Busker Busker | 76 |
| 2nd Song | Clout | Kwak Yoon-gy | As Always (언제나) | Huh Gak | — |
| Pair 3 | Goat | Vinxen | Losing Heart (마음을 잃다) | Nell | 41 |
| Pair 3 | Park Shinyang | J-Us of ONF | Losing Heart (마음을 잃다) | Nell | 58 |
| 2nd Song | Goat | Vinxen | Tonight I'm Afraid of the Dark (오늘밤은 어둠이 무서워요) | 10cm | — |
| Pair 4 | Yu Sanseul | Lee Seung-woo of Soulstar | Black Glasses (까만안경) | Eru | 52 |
| Pair 4 | Sweet and Sour Pork | Soya | Black Glasses (까만안경) | Eru | 47 |
| 2nd Song | Sweet and Sour Pork | Soya | I'll Back Off So You Can Live Better (꺼져 줄게 잘 살아) | G.NA | — |

#### Episode 232

Episode 232 was broadcast on December 8, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Dice | Soobin of Cosmic Girls | Fine | Taeyeon | 31 |
| Pair 1 | Roasted Chestnuts | Lee Min-gyu of Mr. 2 | Sad Promise (슬픈 언약식) | Kim Jung-min | 68 |
| Pair 2 | Park Shinyang | J-Us of ONF | To Heaven | Jo Sung-mo | 34 |
| Pair 2 | Yu Sanseul | Lee Seung-woo of Soulstar | Boy with Luv (작은 것들을 위한 시) | BTS | 65 |
| Round 3 ||||||
| Finalists | Roasted Chestnuts | Lee Min-gyu of Mr. 2 | Snow Flower (눈의 꽃) | Park Hyo-shin | 23 |
| Finalists | Yu Sanseul | Lee Seung-woo of Soulstar | Then Something (그런 일은) | Hwayobi | 76 |
| Special | Roasted Chestnuts | Lee Min-gyu of Mr. 2 | White Winter (하얀 겨울) | Mr. 2 [ko] | — |
| Final ||||||
| Battle | Yu Sanseul | Lee Seung-woo of Soulstar | Previous three songs used as voting standard | Previous three songs used as voting standard | 17 |
| Battle | Handsome Guy | Lee Seok-hoon of SG Wannabe | Only I Didn't Know (나만 몰랐던 이야기) | IU | 82 |

### 117th Generation Mask King

* Contestants: Hyuk (VIXX), Jo Soo-won [ko], Yeo One (Pentagon), Son Tae-jin (singer) [ko] (Forte di Quattro), Lee Seung-hwan (singer) [ko] (1the9), Park Sun-young (1970) [ko], So Chan-whee, Jung Yein (singer) [ko] (Lovelyz)

#### Episode 233

Episode 233 was broadcast on December 15, 2019. This marks the beginning of the Hundred-seventeenth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Sport Car | Hyuk of VIXX | If You Come into My Heart (그대 내 맘에 들어오면은) | Jo Deok-bae [ko] | 69 |
| Pair 1 | Rear Car | Jo Soo-won | If You Come into My Heart (그대 내 맘에 들어오면은) | Jo Deok-bae [ko] | 30 |
| 2nd Song | Rear Car | Jo Soo-won | Piled Up with Longing (그리움만 쌓이네) | Yeojin [ko] | — |
| Pair 2 | Cat Boy | Yeo One of Pentagon | Memory (Musical Cats OST) | Andrew Lloyd Webber | 37 |
| Pair 2 | Cat Man | Son Tae-jin of Forte di Quattro | Memory (Musical Cats OST) | Andrew Lloyd Webber | 62 |
| 2nd Song | Cat Boy | Yeo One of Pentagon | My Heart Isn't Like That (내 맘이 안 그래) | Lee Seung-hwan | — |
| Pair 3 | Sliced Bread | Lee Seung-hwan of 1the9 | What is Love (Another Miss Oh OST) (사랑이 뭔데) | Seo Hyun-jin & Yoo Seung-woo | 75 |
| Pair 3 | Waffle | Park Sun-young | What is Love (Another Miss Oh OST) (사랑이 뭔데) | Seo Hyun-jin & Yoo Seung-woo | 24 |
| 2nd Song | Waffle | Park Sun-young | Love is as Like a Fragile Glass (사랑은 유리 같은 것) | Won Joon-hee [ko] | — |
| Pair 4 | Sweet 18 | So Chan-whee | The Covered Up Road (가리워진 길) | Yoo Jae-ha | 63 |
| Pair 4 | Thumbelina | Yein of Lovelyz | The Covered Up Road (가리워진 길) | Yoo Jae-ha | 36 |
| 2nd Song | Thumbelina | Yein of Lovelyz | I Miss You | Soyou | — |

#### Episode 234

Episode 234 was broadcast on December 22, 2019.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 2 ||||||
| Pair 1 | Sport Car | Hyuk of VIXX | Prayer (기도) (Autumn in My Heart OST) | Jung Il-young | 30 |
| Pair 1 | Cat Man | Son Tae-jin of Forte di Quattro | It's Only You (당신만이) | Lee Chi-hyun & His Friends [ko] | 69 |
| Pair 2 | Sliced Bread | Lee Seung-hwan of 1the9 | Flower Road (꽃길) | Big Bang | 27 |
| Pair 2 | Sweet 18 | So Chan-whee | Waiting Everyday (매일 매일 기다려) | T△S (티삼스) | 72 |
| Round 3 ||||||
| Finalists | Cat Man | Son Tae-jin of Forte di Quattro | That's Enough (이제 그만) | Lee So-ra | 28 |
| Finalists | Sweet 18 | So Chan-whee | That's Only My World (그것만이 내 세상) | Deulgukhwa [ko] | 71 |
| Final ||||||
| Battle | Sweet 18 | So Chan-whee | Previous three songs used as voting standard | Previous three songs used as voting standard | 52 |
| Battle | Handsome Guy | Lee Seok-hoon of SG Wannabe | Do You Want to Walk with Me (같이 걸을까) | Lee Juck | 47 |

### 118th Generation Mask King

* Contestants: Greg Priester [ko], DDotty [ko], Kang Seung-sik (singer) [ko] (Victon), Choi Jeong-hwan [ko] (M To M [ko]), Naeun (April), Oh Jeong-yeon [ko], Harisu, Park Bom
Episode 235 was broadcast on December 29, 2019. This marks the beginning of the Hundred-eighteenth Generation.
| Order | Stage Name | Real Name | Song | Original artist | Vote |
| Round 1 ||||||
| Pair 1 | Hold Your Course | Greg Priester | U | Super Junior | 64 |
| Pair 1 | A Short-lived Resolve | DDotty | U | Super Junior | 35 |
| 2nd Song | A Short-lived Resolve | DDotty | Karaoke (노래방에서) | Jang Beom-june | — |
| Pair 2 | Diary | Kang Seung-sik of Victon | Watercolor of a Rainy Day (비오는 날 수채화) | Kang In-won [ko] & Kwon In-ha [ko] & Kim Hyun-sik | 48 |
| Pair 2 | Bruce Lee | Choi Jeong-hwan of M To M | Watercolor of a Rainy Day (비오는 날 수채화) | Kang In-won [ko] & Kwon In-ha [ko] & Kim Hyun-sik | 51 |
| 2nd Song | Diary | Kang Seung-sik of Victon | I Want to Fall in Love (사랑에 빠지고 싶다) | Johan Kim | — |
| Pair 3 | Lemon | Naeun of April | Love Me Love Me | Lee Ji-hye | 75 |
| Pair 3 | Avocado | Oh Jeong-yeon | Love Me Love Me | Lee Ji-hye | 24 |
| 2nd Song | Avocado | Oh Jeong-yeon | Confession (고백) | Delispice | — |
| Pair 4 | The Year 2019 Is Coming to an End | Harisu | Lonely Love (혼자한 사랑) | Kim Hyun-jung | 37 |
| Pair 4 | 2020 is Coming | Park Bom | Lonely Love (혼자한 사랑) | Kim Hyun-jung | 62 |
| 2nd Song | The Year 2019 Is Coming to an End | Harisu | Call the Soul (초혼) | Jang Yoon-jeong | — |