Full Classic Sonic Timeline : r/SonicTheHedgehog

Classic + Neo Classic Sonic Timeline by Heftyrumble77 on DeviantArt

Sonic timeline! (My opinion) : r/SonicTheHedgehog

I tried to make a Sonic timeline tell me if I forgot a game or messed up somewhere. : r/SonicTheHedgehog

A Complete, Unofficial, Fanmade Sonic Timeline. Details in the comments, ask any questions while you're at it. : r/SonicTheHedgehog

Sonic 3D Blast - Wikipedia

i may have solved the Classic Sonic timeline. thoughts? : r/SonicTheHedgehog

Sonic the Hedgehog Complete Timeline (My point of view) : r/SonicTheHedgehog

Full Classic Sonic Timeline : r/SonicTheHedgehog

The Entire Sonic The Hedgehog Timeline Explained

An Attempt at a SONIC GAME TIMELINE : r/SonicTheHedgehog

Here's a visual rendition of the Sonic timeline I posted yesterday : r/ SonicTheHedgehog