Seeing as we went from Classic Sonic to Modern Sonic well, he's

Sonic Superstars takes my favorite hedgehog back to basics, but with some new tricks - Sonic the Hedgehog™ Classic - Sonic Superstars - SONIC SUPERSTARS - TapTap

Classic Sonic's always showing up in Modern Sonic's games, so it's about time Modern Sonic repaid the favor. : r/SonicTheHedgehog

GE Animation GE-52749 Sonic the Hedgehog 14 Sonic Stuffed Plush : Toys & Games

Are Classic Sonic and Modern Sonic two different people? - Quora

Sonic the Hedgehog (Classic), VS Battles Wiki

Sonic Mania is an amazing must-play love letter to Sega's finest

Sonic didn't lose to Mario in the Sega-Nintendo war the way people think - Polygon

The fact that Classic Sonic is older than Modern Sonic, isn't a problem anymore, since they're considered different people now : r/SonicTheHedgehog

Sonic the Hedgehog (character) - Wikipedia