Ultimate Alien X, Ben 10 List Wiki

Ultimate Alien X was the Ultimatrix's Ultimate Celestialsapien who doesn't exist. When asked if Ultimate Alien X is weaker than its regular version due to a mutation, Derrick J. Wyatt said that would be a dumb idea.

Ben 10: Alien Force Episodes, Ben 10 Wiki

Terraspin, Ben 10 Ultimate Wiki

Ben 10: Ultimate Alien (TV Series 2010–2012) - IMDb

Ben 10: Ultimate Alien (TV Series 2010–2012) - Episode list - IMDb

Alien X (Mad Timeline), Ben 10 List Wiki

Ben 10: Omnitrix Aliens (Alien Force) / Characters - TV Tropes

Ben 10: Ultimate Alien - Wikipedia

Ultimate Alien X (Ben 10 Omniverse: Cosmic Destruction), Ben 10 Fan Fiction Wiki

Ignaceous, Ben 10 List Wiki

Max Tennyson (Ben 10) - Incredible Characters Wiki

Alien X, Ben 10 List Wiki

Ultimate Forms, Ben 10 Wiki

Was looking up Gojo on Vs battle wiki when I saw this saying he wins Ben if Alien X is restricted, this is actually outrageous. : r/Ben10

Ben Tennyson - Incredible Characters Wiki