ULTIMATE ERIS 🏳️‍⚧️ on X: so it turns out, classic sonic is from the future, so that makes him modern sonic. modern is younger, so he's classic sonic. it makes sense. /

The illusion of Classic Sonic - Sonic Chat - Sonic Stadium

The True Identity Of Classic Sonic FINALLY Revealed?

Sonic.EXE Brings Classic Sonic To His World To Play Would You Rather?

Sonic's character design and aesthetic, Page 4

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

Seeing as we went from Classic Sonic to Modern Sonic well, he's not really modern anymore now is he? he's old enough to be considered retro. Movie Sonic is literally the modern

Modern Sonic Roasts Classic Sonic

Modern Sonic Roasts Classic Sonic

Sonic the Hedgehog (Megami Tensei), The Codex Wiki

A slight rendition/my take on Modern Sonic. He already has a good design so I didn't change it that much. : r/SonicTheHedgehog

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