Mecha Sonic Mk. I, Metal Sonic Wiki

Mecha Sonic Mk. I also known as Silver Sonic or Robo Sonic, was an early robotic copy of Sonic, he was the Mini-Boss of the Death Egg and was fought with no rings, he had the ability to move at speeds that equaled Sonics and curl into a chainsaw ball. His first full appearance as featured him guarding the Death Egg. He later appeared as the boss of Aerobase Zone in Sonic Pocket Adventure. His latest (game) appearance was in Lego Dimensions in which he was called Robo-Sonic. What makes Silver Son

I get confused with their names. : r/SonicTheHedgehog

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