Introducing Kevin 11

Introducing Kevin 11 is the episode of Ben 10.

Plot
At a local swap meet, Ben instead sets his sights on a Sumo Slammer collectible, but when Kevin takes it for himself, our hero must get it back by overcoming Kevin’s secret weapon: an 11th alien!

Characters

 * Ben Tennyson
 * Gwen Tennyson
 * Max Tennyson

Villains

 * Kevin Levin