That's the most cool invention of dr. Eggman. And has a scary face!
wow this is really good!
that's mecha sonic and the name of the guy that built him is dr. robotnik
Er..... didn't you know Dr. Robotnik's nickname? Dr. Eggman
yes i know it's eggman in the games but not in the comics or in the cartoons and mecha sonic is in the comic
MG: Is... Is my BF MetalSonic .