Wait, so is classic Sonic and modern Sonic from a different timeline now?

Sonic Generations 2

Sonic the Hedgehog - A Line Through Time by The4thSnake on DeviantArt

Sonic The Hedgehog - By the Mania, For the Mania. Happy 4th Anniversary, Sonic Mania! 🖌: Tyson Hesse

A brief history of Sonic The Hedgehog on PC

Game Corner: Sonic Generations (Xbox 360) – Dr. K's Waiting Room

I made a Sonic timeline chart. this is just my personal headcanon btw : r/SonicTheHedgehog

Sonic games are only fun when u play them on a PC by segaistrash on DeviantArt

Sonic News Nintendo Life

Do you guys think Generations fucked up the timeline or nah? It has certainly fucked up the sequels of s3k : r/SonicTheHedgehog

oh wait what's this-? — Creating concept style sheets for all the

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. /