A sequel to Ben 10 set 5 years after the original series. Ben 10: Ultimate Alien takes place immediately afterwards and shares the same character designs.

Characters

Main

• Ben Tennyson
• Gwen Tennyson
• Julie Yamamoto
• Kevin Levin

Ben's aliens

• Alien X
• Bellicus
• Serena
• Big Chill
• Brainstorm
• Cannonbolt
• Chromastone
• Diamondhead
• Echo Echo
• Ghostfreak
• Goop
• Heatblast
• Humungousaur
• Jetray
• Lodestar
• Nanomech (Ben 10: Alien Swarm)
• Rath
• Spidermonkey
• Swampfire
• Upchuck
• Murk Upchuck
• Way Big
• Wildmutt

Others

• Argit
• Albedo
• Attea
• Charmcaster
• Decoy Queen (Ben 10: Alien Swarm)
• DNAliens
• Dr. Animo
• Dr. Victor Valadis (Ben 10: Alien Swarm)
• Helen Wheels
• Hex
• Highbreed
• Jarret
• Max Tennyson
• Michael Morningstar
• Microchips (Ben 10: Alien Swarm)
• Pickaxe aliens
• Prince of Lewoda
• Reinrassig III
• Rock Monsters
• Ship
• Sugilite
• Sunder
• Tetrax
• Vilgax
• Zs'Skayr

This tag implicates ben_10 (learn more).

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