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!

Major Events

 * Bashmouth makes his debut.
 * Ben learns that the AntiTrix has an 11 alien playlist.

Characters

 * Ben Tennyson
 * Gwen Tennyson
 * Max Tennyson

Villains

 * Kevin Levin

Aliens Used
By Ben
 * Shock Rock
 * Four Arms

By Kevin

 * Bashmouth (debut)