Mass Crossover Special

The Mass Crossover Special is the two-hour series premiere of a new Ben 10 series.

Plot
When a mysterious person comes to Bellwood, All of the Bens (including the evil ones; excluding Eon, No Watch Ben and Albedo) team up with Rook, Mad Rook, Rex and Zak to stop the destruction of reality.

Major Events

 * The Evil Bens make a truce with the Good Bens.
 * Alpha returns
 * The Lucubra returns
 * Diagon returns
 * Vilgax is blown up from the inside out by Diagon and his molecules are scattered throughout the multiverse

Characters

 * Ben Tennyson (first re-appearance)
 * Ben Tennyson 23 (first re-appearance)
 * Rook Blonko (first re-appearance)
 * Mad Ben (first re-appearance)
 * Mad Rook (first re-appearance)
 * Bad Ben (first re-appearance)
 * Nega Ben (first re-appearance)
 * Rex Salazar (first re-appearance)
 * Zak Saturday (first re-appearance)
 * Doc Saturday (first re-appearance; cameo)
 * Drew Saturday (first re-appearance; cameo)
 * Doyle Blackwell (first appearance in Ben 10; cameo)
 * Outlander (first appearance)
 * Outlander's Girlfriend (first appearance)
 * Vilgax (first re-appearance; possible death)
 * Psyphon (first re-appearance; cameo)

Villains

 * Alpha (first re-appearance)
 * Diagon (first re-appearance)
 * Lucubra (first re-appearance)
 * Esoterica (first re-appearance)