Inspector 13

Inspector #13 is the fourty-fourth episode of Ben 10: Ultimate Alien and the twelfth episode in the third season.

Plot
A mysterious weapon master from Techadon visits Earth and wants the Ultimatrix.

Ultimatrix Alien debut

 * Clockwork

Characters

 * Ben Tennyson
 * Gwen Tennyson
 * Kevin Levin

Villains

 * Techadon Weapon Master

Aliens Used

 * Clockwork