Ben 10 Alien Swarm (2009)

It has already been five years since Benjamin Tennyson got into the hands of a watch of extraterrestrial origin. The amazing device was called Omnitrix and had amazing abilities that allowed its owner to turn into all kinds of superheroes. With such a gift, one could become an invincible person and help people prevent many troubles. Ben immediately tried on the hero's costume, and thanks to his courage and kind heart, he was able to become the best defender in the Galaxy. Five years later, he has never failed those who needed his help, he is still ready to follow his principles and save the world from danger. Fifteen-year-old Ben has not worn a watch for a long time, he is a teenager and the transformation into a heroic warrior does not bother him much now. The last battle with Vilgax was too difficult for him, and left many indelible impressions. After that, the guy never put on a watch and did not use it for his own purposes, he did not want to go on a dangerous adventure, from where he might not return at all. But everything is solved by the disappearance of Grandpa Max, worried Ben begins to worry and goes to Gwen, from whom he wants to get advice. Starting an investigation, they stumble upon an evil alien race whose plans include the destruction of life in all galaxies.