Question: Who directed a historical film starring Yoo Seung-ho, about a South Korean period fantasy?

Context paragraphs:
Remember: War of the Son: Remember: War of the Son () is a South Korean television series starring Yoo Seung-ho, Park Sung-woong, Park Min-young, Namkoong Min and Jung Hye-sung.  It aired on SBS from December 9, 2015 to February 18, 2016 on Wednesdays and Thursdays at 21:55 for 20 episodes.

Yoo Seung-ho: Yoo Seung-ho (; born 17 August 1993) is a South Korean actor who rose to fame as a child actor in the film "The Way Home" (2002).  After his two-year mandatory military service, he headlined the legal drama "" (2015) and historical films "The Magician" (2015), "" (2016), as well as historical drama "" (2017).

Homo Academicus: Homo Academicus (Hangul: 공부하는 인간: 호모 아카데미쿠스 ) is a South Korean documentary television program broadcast by Korean Broadcasting System (KBS).  It is narrated by Yoo Seung-ho, and hosted by Lilli Margolin, Scott Yim, Jenny Martin, and Bryan Kauder.

Blind (2011 film): Blind () is a 2011 South Korean crime thriller film directed by Ahn Sang-hoon with screenplay by Choi Min-seok which won the "Hit By Pitch" project fair held by the Korean Movie Producers Guild in 2009.  It stars Kim Ha-neul and Yoo Seung-ho.  Kim received Best Actress honors at the 48th Grand Bell Awards and the 32nd Blue Dragon Film Awards for her performance.

Operation Proposal: Operation Proposal () is a 2012 South Korean television series starring Yoo Seung-ho and Park Eun-bin.  It aired on TV Chosun from February 8 to March 29, 2012 on Wednesdays and Thursdays at 20:45 for 16 episodes.  It is a remake of Japanese drama "Operation Love" (プロポーズ大作戦 , Proposal Daisakusen ) that aired on Fuji TV in 2007.

Warrior Baek Dong-soo: Warrior Baek Dong-soo () is a 2011 South Korean fusion historical/action television series starring Ji Chang-wook in the title role, with Yoo Seung-ho, Yoon So-yi, Shin Hyun-bin, Choi Min-soo and Jun Kwang-ryul.  It aired on SBS from July 4 to October 10, 2011, on Mondays and Tuesdays at 21:55 for 29 episodes.

4th Period Mystery: 4th Period Mystery (), released internationally as The Clue, is a 2009 South Korean thriller film starring Yoo Seung-ho and Kang So-ra.

Imaginary Cat: Imaginary Cat () is an 8-episode South Korean television series starring Yoo Seung-ho.  It aired on cable network MBC Every 1, every Tuesday at 20:50 (KST) from November 24, 2015, to January 12, 2016.

The Magician (2015 film): The Magician (; lit.  "Joseon Magician") is a 2015 South Korean period fantasy film directed by Kim Dae-seung.  The film was released in December 2015.

The Emperor: Owner of the Mask: The Emperor: Owner of the Mask () is a South Korean television series starring Yoo Seung-ho, Kim So-hyun, Kim Myung-soo, Yoon So-hee, Heo Joon-ho and Park Chul-min.  It aired on MBC every Wednesday and Thursday at 22:00 (KST) from May 10, 2017 for 40 episodes.

Supporting paragraphs: Yoo Seung-ho The Magician (2015 film)
Answer: Kim Dae-seung