Ben 10: Ultimate Alien

Ben 10: Ultimate Alien is a sequel series to Ben 10: Alien Force. It premiered on April 23, 2010. The style in this series is different from the Alien Force series. This follows a now 16-year old Ben and Gwen, and 17-year old Kevin. Ben's secret identity has been revealed to the world and he is now an international mega-star super hero, loved by kids all-over the world, but distrusted by many adults. Armed with a mysterious more powerful new Omnitrix, called the Ultimatrix. It went under the working title, Ben 10: Evolution.

A new feature in the series is Ben's new car (as revealed in Ben 10: Alien Swarm), as well as a jet flown by Kevin.

Main characters

 * Ben Tennyson
 * Gwen Tennyson
 * Kevin Levin

Villains

 * Aggregor
 * Aggregor's soldiers
 * Argit
 * Buzz
 * Charmcaster
 * Dr. Animo
 * Forever Knights
 * Hammer
 * King Urian
 * Oliver
 * Rojo
 * Rojo's Gang
 * Sevenseven
 * Ssserpent
 * Surgeon
 * The Stalker
 * Vulkanus
 * Will Harangue
 * Zombozo

Recurring characters

 * Julie Yamamoto
 * Max Tennyson
 * Carl Tennyson
 * Sandra Tennyson

Ultimatrix aliens
(NOTE: As the UItimatrix was synced to the Omnitrix, it has access to all of the aliens Ben previously could transform into)

New aliens

 * Water Hazard


 * AmpFibian
 * Armodrillo (unused)
 * NRG (unused)
 * Terraspin (unused)

Ultimate aliens

 * Ultimate Swampfire (unused in Ben 10: Ultimate Alien)


 * Ultimate Spidermonkey


 * Ultimate Big Chill
 * Ultimate Cannonbolt
 * Ultimate Humongousaur
 * Ultimate Echo Echo (unused)

Original aliens

 * Humongousaur


 * Jetray


 * Chromastone


 * Spidermonkey


 * Rath


 * Echo Echo


 * Upchuck


 * Cannonbolt


 * Big Chill


 * Lodestar


 * Swampfire
 * Fourarms
 * Nanomech
 * Way Big


 * Brainstorm
 * Goop

Episodes
See: List of Ben 10: Ultimate Alien episodes 

Vehicles

 * Kevin's car (Named "My Ride" by Kevin)
 * DX Mark 10 (Not named yet)
 * The Mecha-Vehicle (Named The New "Rust Bucket" by Kevin)
 * R.V. (Named "Rust Bucket" by Grandpa Max)
 * Traffic (Other Extra Vehicles)

Opening
The opening shows all the aliens Ben has ever turned into.

Trivia

 * It is the first series for Ben not to start-off with only ten aliens.