SolarmovieOne

Pokemon the Series: XY: Ash and the others return to Jubilife City, needing to go through the city to get to Floaroma Town. They end up at the headquarters of the B Button League, a group of people who want to get their pokémon to be strong and beautiful without evolving them, as well as their leaders, Haley and Oralie. Meanwhile, the Magikarp salesman once again swindles Team Rocket. This time he gets them to buy a machine that will force pokémon to evolve. Ash decides to battle Oralie, and she will be using her Magikarp. Despite being at an advantage with Pikachu, the Magikarp still beats both Pikachu and Piplup! After seeing Magikarp's power, Team Rocket decides to steal Magikarp and Feebas and force them to evolve, giving them a powerful Gyarados and a beautiful Milotic, not to mention they also steal Pikachu and plan to evolve it into Raichu. Now, Ash and the others must get their pokémon back before Team Rocket makes them evolve, and ruins all their hard work.

How to Watch Pokemon Season 10 Episode 21 Legally and Safely

If you want to stream Pokemon Season 10 Episode 21 through reputable and legal services, there are a few good options depending on where you are. Subscription platforms like HBO Max, Disney+, Netflix, Amazon Prime Video, and Apple TV+ sometimes carry Pokemon Season 10 Episode 21 films or related DC titles—though availability depends on your country.

If you’d rather not commit to a subscription, there are ad‑supported, free (but legal) platforms such as Tubi, Pluto TV, Peacock or Crackle (where available in your region) that occasionally host superhero films.

Lastly, don’t forget about library‑linked streaming options like Kanopy or Hoopla (if your library or university is registered), and official uploads by film distributors on YouTube—these can also give you legal access to classic movies.