TF/Aliens

Original Aliens

 * Goop
 * Heatblast
 * Ultimate Echo Echo
 * Humungousaur
 * Waybig
 * Grey MatterTF_Featured_Series.png
 * Nightmare
 * Chromastone
 * Diamondhead
 * Wildmutt
 * Cannonbolt

Additional Aliens

 * Name (episode unlocked in)


 * Fourarms (We Are the Champions)
 * Terraspin (Repunzel)
 * Muscle Man (It Came From the Omnitrix) - Main series: Ben 10: Aliens Unleashed
 * Georock (The Sweet Smell of Stink)
 * Swampfire (Tiki Island)
 * Spidermonkey (Monkey See, Monkey Eat!)
 * Smallarge (In Season 3)