Here's two Ben 10 transformations that are based on sonic and shadow's DNA. : r/SonicTheHedgehog

Official Poster for Sonic the Hedgehog 2 : r/SonicTheHedgehog

Who would win in a fight, Godzilla or Sonic? - Quora

Reply to @squaregalaxy90 thank you for the suggestion, it was indeed

Much evidence is corroborated with: x x x x We'll

Ben Tennyson, Heroes Wiki

Who can beat Sonic (aside from op verse like SCP, Marvel, DC, etc.)? - Quora

STC #273 Sonic the Comic Online!

Mobian DNA acquired by elegirl on DeviantArt

Ben 10 Crossover Alien: Lemuring

If sonic characters had Pokémon types : r/SonicTheHedgehog