Ben 10 Crossover Force

Plot
Ben and Rook discover a crossover portal one day, and then the adventures begin!

Main

 * Ben Tennyson
 * Rook Blonko

Supporting

 * Max Tennyson
 * Gwen Tennyson
 * Kevin Levin
 * Etc.

Characters from other Shows and Video Games

 * Spongebob Squarepants
 * Patrick Star
 * Finn
 * Jake
 * Kirby
 * Luke Skywalker
 * R2-D2
 * C3PO
 * WALEE
 * EVE
 * Squidward Tentacles
 * Sandy Cheeks
 * Sonic
 * Mario
 * Luigi
 * Etc.

Villains

 * Vilgax
 * Plankton
 * Khyber
 * Bowser
 * Darth Vader
 * General Grievious
 * Emperor Palptine
 * Ice King
 * King Dedede
 * Etc.

Aliens
All real aliens PLUS...
 * Freezeblast
 * Blocker