Shell Games

Shell Games is the eighty-sixth episode of Ben 10: Ultimate Alien.

Air Date
December 7, 2012

Plot
An Amperi King invades Atlantis underwater and plans to attack the sea with his Amperi guards, And Cooper and Mariella bring Ben and the gang's assist.

Characters

 * Ben Tennyson
 * Gwen Tennyson
 * Kevin Levin
 * Elena Validus
 * Julie Yamamoto
 * Ship
 * Alan Albright
 * Cooper Daniels
 * Helen Wheels
 * Manny Armstrong
 * Pierce
 * Mariella Daniels
 * Kai Green

Villains

 * Amperi King (joins Daggergor's army)
 * Daggergor (cameo)

Aliens used

 * Ripjaws