Ben 10-Generator Rex: Heroes United

Ben 10 / Generator Rex: Heroes United is an extended episode of Generator Rex with a guest appearance of Ben 10. It is set to air this Black Friday.

Plot
The plot for the most part is unknown; however, special footage premiered in Comic Con at San Diego. In the clip, Ben sets foot into Rex's universe through a portal and is confused for an EVO, leading him to fight Rex. Eventually, the two will team up to face a common threat that is not known at the moment.

Major Events

 * Ben Tennyson meets Rex.
 * Ben transforms into Shocksquatch for the first time.

Characters

 * Ben Tennyson
 * Rex Salazar (debut)

Villains

 * New Gigantic Threat (debut)

Aliens Used

 * Humungousaur (confirmed that he would be teleported to Rex's world in Comic-Con 2011)
 * Rath
 * Diamondhead
 * Lodestar
 * Upgrade (first reappearance since Original series)
 * Shocksquatch (debut)

Trivia

 * Ben and his alien counterparts will be animated in the art and style of Generator Rex.Heroes_United_Rath_Screening.png
 * Ben and Rex will have to deal with a "new gigantic threat" (voiced by a "really exciting, surprise voice actor")
 * The crossover is a part of Generator Rex's regular production cycle.
 * It is confirmed by Eugene Son that Gwen and Kevin will not be in this special.
 * Ben will go Upgrade and merge with Rex.