S21

Pokémon the Series: Sun & Moon—Ultra Adventures is the twenty-first season of the dubbed version of the Pokémon animated series. It is the second season of Pokémon the Series: Sun & Moon. The season follows and as he continues his , attending the Pokémon School in the Alola region.
In , it premiered on Disney XD on March 24, 2018 with the dub premiere of A Dream Encounter!, and concluded on February 23, 2019 with Turning the Other Mask!. It originally aired in the United States as part of the 2018-2019 Disney XD Saturday morning lineup, with the exception of seven episodes that aired as part of their summer 2018 Monday evening lineup. In , it debuted on March 1, 2018 on 's video-on-demand service. In , it debuted on March 10, 2018 on Teletoon. This season skips SM064, which was banned from airing, making it the first undubbed non-clip show episode of the main series since EP250 of the original series.
It is preceded by Pokémon the Series: Sun & Moon and succeeded by Pokémon the Series: Sun & Moon – Ultra Legends.
==Blurb==
When Ash sees the Legendary Pokémon Solgaleo and Lunala in a dream, he makes a promise to them. But when he wakes up, he can’t remember what it was! Will the strange Pokémon called Nebby help jog his memory? Along with their new friend and the rest of the students at the Pokémon School, Ash and Pikachu explore the Aether Foundation, an organization dedicated to Pokémon conservation and care. But it may not be as innocent as it seems, and Ash and his friends will have to work together to protect the people and Pokémon they care about as they face a mysterious power like nothing they have ever seen.
==Important events==
* finds and befriends a , which nicknames Nebby. (SM044)
* Ash learns about the Aether Foundation and Ultra Beasts upon meeting , , , and Wicke for the first time. (SM044)
* Ash learns that 's fear of touching Pokémon is related to . (SM047)
* becomes unable to touch any Pokémon again after encountering Gladion's Silvally. (SM048)
* 's breaks free of its mask, revealing its . (SM049)
* Lillie remembers the incident that made her afraid of touching and overcomes her fear, becoming able to touch all Pokémon once again. (SM049)
* Faba kidnaps Nebby, which then evolves into . (SM050)
* Faba summons a , which takes Lusamine through an Ultra Wormhole. (SM050)
* changes her outfit into her "Z-Powered form". (SM051)
* and travel to Poni Island with , following Lillie and Gladion who are searching for a way to save . (SM051 - SM054)
** Ash obtains a Solganium Z, and the upgrade Ash's Z-Ring into a Z-Power Ring. (SM052)
** Ash, his classmates, and Gladion enter an Ultra Wormhole with Nebby, having evolved into , in search of Lusamine. (SM052 - SM054)
*** Ash, his classmates, and Gladion find Lusamine in Ultra Deep Sea, only to discover she has fused with Nihilego. (SM053)
*** Ash's Electrium Z temporarily changes into a Pikashunium Z allowing Ash and Pikachu perform . (SM054)
*** Ash and Pikachu defeat Lusamine and free her from Nihilego's control, and return to their own world. (SM054)
* Nebby is revealed to have returned to the . (SM055)
* Professor Kukui proposes to Professor Burnet and get married. (SM055)
* Lusamine, Wicke, and Faba invite Ash and his classmates to join the "Ultra Guardians" task force to deal with any future Ultra Beast incidents, which they accept. (SM055)
* Ash visits Ula'ula Island for the first time. (SM060)
* Ash and his classmates go on their first Ultra Guardians mission, catching a and releasing it back into Ultra Space. (SM061)
* An joins Team Rocket and travels to the in Kanto, where it is appointed as Matori's assistant. (SM062)
* Ash, the Masked Royal, , and participate in a Battle Royal and the Masked Royal wins. (SM063)
* Ash and his classmates go on their second Ultra Guardians mission, freeing a and allowing it to fly back home. (SM069)
* Team Rocket receives a Z-Power Ring from Nanu, while Jessie receives a Mimikium Z from Acerola's Mimikins. (SM073)
* Professor Kukui is revealed to have told Ash and his classmates about the Pokémon League he's establishing in Alola. (SM074)
* and go on their third Ultra Guardians mission, catching a and a , and releasing them back into Ultra Space. (SM078)
* receives an Icium Z from the newly evolved Alolan . (SM080)
* Lillie offers an Ice Stone to Snowy, but it refuses to evolve for the time being. (SM080)
* and go on their fourth Ultra Guardians mission, catching a and releasing it back into Ultra Space. (SM085)
* A small Ultra Wormhole opens above the Altar of the Sunne, covering Alola with dark clouds and draining the region of its Ultra Aura, causing all adults to lose their energy and motivation, and draining Z-Moves of their power. (SM087)
* is revealed to have joined the Ultra Guardians and acquired a Z-Power Ring. (SM087)
* A special Team Rocket unit led by Matori called the "Matori Matrix", arrives in Alola on 's orders, but fails in its attempts to capture Necrozma, Nebby, and Lunala, and is forced to retreat. (SM087 - SM090)
* Ash and go on their fifth Ultra Guardians mission, traveling to the Altar of the Sunne and to 's home world through an Ultra Wormhole. (SM087 - SM090)
** Necrozma brings the light back to 's home world, restoring it to its former state, and the Ultra Guardians, Nebby, and Lunala return to Alola. (SM090)
===Party changes===
====Additions====
* Ash's Poipole (SM067)
====Evolutions====
The following Pokémon evolve:
* Ash's → (SM063)
* Mallow's → (SM082)
====Releases====
The following Pokémon are released:
* Ash's Poipole (SM090)
===Trials===
The following take place:
 		 	
trial 		SM076	N/A
grand trial		SM077	Lycanium Z
==Episodes==
Epicode	Episode Title 	#
SM044 	A Dream Encounter! 	1
SM045 	Now You See Them, Now You Don't! 	2
SM046 	Deceiving Appearances! 	3
SM047 	A Masked Warning! 	4
SM048 	Night of a Thousand Poses! 	5
SM049 	Mission: Total Recall! 	6
SM050 	Faba's Revenge! 	7
SM051 	Family Determination! 	8
SM052 	Revealing the Stuff of Legend! 	9
SM053 	Rescuing the Unwilling! 	10
SM054 	10,000,000 Reasons to Fight! 	11
SM055 	The Professors' New Adventure! 	12
SM056 	Let Sleeping Pokémon Lie! 	13
SM057 	The Dex Can't Help It! 	14
SM058 	Fighting Back the Tears! 	15
SM059 	Tasting the Bitter with the Sweet! 	16
SM060 	Getting a Jump on the Competition! 	17
SM061 	A Mission of Ultra Urgency! 	18
SM062 	Acting True to Form! 	19
SM063 	Pushing the Fiery Envelope! 	20
SM065 	Turning Heads and Training Hard! 	21
SM066 	Smashing with Sketch! 	22
SM067 	Love at First Twirl! 	23
SM068 	Real Life...Inquire Within! 	24
SM069 	Rise and Shine, Starship! 	25
SM070 	The Young Flame Strikes Back! 	26
SM071 	Dewpider Ascending! 	27
SM072 	Sours for the Sweet! 	28
SM073 	Why Not Give Me a Z-Ring Sometime? 	29
SM074 	Tough Guy Trials! 	30
SM075 	Some Kind of Laziness! 	31
SM076 	A Battle Hand-Off! 	32
SM077 	Guiding an Awakening! 	33
SM078 	Twirling with a Bang! 	34
SM079 	Showering the World with Love! 	35
SM080 	Not Caving Under Pressure! 	36
SM081 	A Young Royal Flame Ignites! 	37
SM082 	All They Want to Do is Dance Dance! 	38
SM083 	Dummy, You Shrunk the Kids! 	39
SM084 	The Shape of Love to Come! 	40
SM085 	The Long Vault Home! 	41
SM086 	I Choose Paradise! 	42
SM087 	Filling the Light with Darkness! 	43
SM088 	Full Moon and Many Arms! 	44
SM089 	The Prism Between Light and Darkness!	45
SM090 	Securing the Future! 	46
SM091 	A Plethora of Pikachu! 	47
SM092 	Turning the Other Mask! 	48
 	 	
==Home video releases==
===North American DVD releases===
===Australian DVD releases===
==Trivia==
* This is the first season whose trailer is dubbed to https://www.youtube.com/watch?v=leRhIWD-z1Y and https://www.youtube.com/watch?v=mnC7C4seDWY.
==In other languages==
==External links==
* Pokémon the Series: Sun & Moon—Ultra Adventures page at Pokemon.com
==References==
==Related articles==
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fr:Saison 21
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