Super Hero Taisen Z

Plot
The Incurseans tell Ben that he is to be the cause of the annihilation of Humanity and begins an incredible journey through time and space. Traveling to the past when he first took the Omnitrix, the present with a battle between good and evil, the future where he died and a world where Ben 10 never exited.

Characters
Villains
 * Ben Tennyson
 * Mega Man
 * Sonic
 * Kamen Rider 1
 * Dr. Willy
 * Dr. Eggman

Triva
This a remake of Star Trek: TNG episode All Good Things. It revealed why Ben retries prior to Ben 10 Returns.