Ultimate Aggregor (Episode)

Ultimate Aggregor is the tenth episode of Ben 10: Ultimate Alien.

Plot
Ben and the gang must save Bivalvan, P'andor, Galapagus, Andreas and R'aad before Aggregor absorbs their powers.

Major events

 * Aggregor absorbs all five aliens and becomes Ultimate Aggregor.
 * Kevin's secrets will be revealed.
 * Ben will use all of his old aliens.

Characters

 * Ben Tennyson
 * Gwen Tennyson
 * Kevin Levin
 * Bivalvan
 * Galapagus
 * P'andor
 * Andreas
 * Ra'ad

Villains

 * Aggregor
 * Aggregor's Minions

Aliens used
Water Hazard (probably)

Terraspin (probably)

NRG (probably)

Armodrillo (probably)

AmpFibian (probably)

Original 10 aliens (probably)