High Quality Content by WIKIPEDIA articles! X-Men: Evolution is an American animated television series about the Marvel Comics superhero team the X-Men. In this incarnation many of the characters are teenagers rather than adults. The series ran for a total of four seasons (52 episodes) from November 2000 until October 2003 on Kids` WB, which has made it the third longest running Marvel Comics animated series, behind only X-Men: The Animated Series and Spider-Man: The Animated Series. The series began running on Marvel Comics` sister channel, Disney XD on June 15, 2009.