Past Aliens Present

Past Aliens Present is the thirtieth episode of Ben 10.

Plot
On the Internet, Ben finds a video that shows how Cannonbolt disassembles a computer lab. Immediately Ben and the team make their way to the lab to find the intruder. Ben quickly discovers that a fake version of his alien is terrorizing the campus. He has to bring down the guy behind the machine: Steam Smythe!

Characters

 * Ben Tennyson
 * Gwen Tennyson
 * Max Tennyson

Aliens Used

 * Cannonbolt