Ben 10: Time Travel

Plot 

Ben old enemy, Eon and few group of aliens he faced before are sent to the past and must kill 10-year old Ben.

The event is during between the Ultimate and Omniverse series.

Characters

 * Ben Tennyson
 * Young Ben Tennyson
 * Grandpa Max Tennyson

Alien Heroes

 * Heatblast
 * Stinkfly
 * NRG
 * Rath
 * Terraspin
 * SeaNFire (voiced by Steve Blum): A alien with a blue, right half water side and left half fire side. He replaced Heatblast in Omniverse and used by present Ben.
 * Mecha (voiced by Tom Kenny): A Galatic MachineBot with the power to repair machines and be a ultimate defender of Galvan Prime, Ben activited him by mistake.
 * Big Teeth (voiced by Jim Ward): A mini-alligator alien that crush and eat through anything, also swimming in ocean and sea.

Villains

 * Eon
 * Slimez
 * Bot the 9th (voiced by PlainTalk): Eon's minion and Galatic MechaBot.
 * Razor (voiced by Dee Bradely Baker): Eon's minion and alligator alien.