And Then There Was Ben

And Then There Was Ben is an upcoming episode of Ben 10: Omniverse.

Plot
Professor Paradox unites the good Bens from across all dimensions to take on Vilgax, Eon, and the evil Bens in the ultimate showdown!

Characters

 * Ben Tennyson
 * Rook Blonko
 * Professor Paradox
 * Ben 10,000
 * Ben 23
 * Gwen 10
 * Good Bens

Villains

 * Vilgax
 * Eon
 * Albedo
 * Bad Ben
 * Benzarro
 * Evil Bens

By Albedo

 * Ultimate Echo Echo

By Bad Ben

 * Buzzshock

By Ben 23

 * Big Bug (first appearance)

Allusions

 * And Then There Was Ben, along with And Then There Were None, are names parodying the title of the very first episode of Ben 10, And Then There Were 10.

Trivia

 * According to Derrick J. Wyatt:
 * This episode is the 200th episode in the whole Ben 10 series in production order.
 * And Then There Were None alongside And Then There Was Ben are special episodes were meant to celebrate Ben 10's 199th and 200th episode ever.