Ben 10: Protector of the Omniverse/Aliens

Regular Forms

 * Alien X
 * AmpFibian
 * Antigravitesla
 * Arctiguana
 * Armodrillo
 * Astrodactyl
 * Atomix
 * Ball Weevil
 * Big Chill
 * Blitzwolfer
 * Bloxx
 * Bob the Blob
 * Brainstorm
 * Bullfrag
 * Buzzshock
 * Cannonbolt
 * ChamAlien
 * Chromastone
 * Clockwork
 * Crackalacka
 * Crashhopper
 * Decagon Vreedle
 * Diamondhead
 * Ditto
 * Eatle
 * Echo Echo
 * Eye Guy
 * Fasttrack
 * Feedback
 * Four Arms
 * Frankenstrike
 * Ghostfreak
 * Glitch
 * Goop
 * Gravattack
 * Grey Matter
 * Gutrot
 * Heatblast
 * Humungousaur
 * Ideality
 * Illumivor
 * Jetray
 * Jury Rigg
 * Kickin Hawk
 * Lodestar
 * MindFlip
 * Mole-Stache
 * Nanomech
 * Negative
 * NRG
 * Orbliterate
 * Pesky Dust
 * Pick-a-Power
 * Plantapocalypse
 * Polar Mole
 * Porquillpine
 * Portaler
 * Rath
 * Ratio Active
 * Red Dust
 * Ripjaws
 * Rocks
 * Sandbox
 * Shocksquatch
 * Snare-oh
 * Spidermonkey
 * Spitter
 * Squidstrictor
 * Stinkfly
 * Stitcherama
 * Swampfire
 * Terraspin
 * The Worst
 * Thriller Whale
 * Toepick
 * Upchuck
 * Upgrade
 * Venomsnake
 * Walkatrout
 * Water Hazard
 * Way Big
 * Whampire
 * Wildmutt
 * Wildvine
 * Wolf Calendar DS
 * XLR8

Ultimate Forms

 * Ultimate Arctiguana
 * Ultimate Big Chill
 * Ultimate Cannonbolt
 * Ultimate Echo Echo
 * Ultimate Four Arms
 * Ultimate Gravattack
 * Ultimate Heatblast
 * Ultimate Humungousaur
 * Ultimate Rath
 * Ultimate Spidermonkey
 * Ultimate Swampfire
 * Ultimate Way Big
 * Ultimate Wildmutt