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

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Alien X, Ben 10 List Wiki

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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