SonicApatomon is a Mega Form Reptile Digimon, whose name and design are derived from from Sonic The Hedgehog and the dinosaur Apatosaurus. its a theropod digimon but it does not look like a apatosaurus or a hedgehog it looks likes a pokemon T-rex-like dragon not a Apatosaurus. it is DNA Digivolved with Littlefoot and Sonic. Sonic Punch: Unleashed A Powerful Punch of a Heagehog. Sonic Slasher: Spins Around in High Speed Slashs its Claws Around. Claw Might: Slashs its claws with all its might.