Classic Sonic 2020 Render by Nibroc-Rock on DeviantArt

Modern Classic Hyper Sonic.png - Fan Art & Comics - Sonic Stadium

Why does Classic Sonic look like a baby? : r/SonicTheHedgehog

Classic Sonic by Pho3nixSFM on DeviantArt

Classic Sonic by MegaMotion on Newgrounds

Sonic Forces Sonic The Hedgehog Sonic Classic Collection Shadow The Hedgehog Sega PNG, Clipart, Action Figure

Classic Sonic vs Modern Sonic – Nerds on the Rocks

classic sonic by Noahboi10123 on Newgrounds

Sonic The Hedgehog 4-Inch Action Figure Classic Sonic with Spring Collectible Toy : Toys & Games

Game - Sonic Classic Sonic

This is how classic sonic should've looked in Sonic Generations (Credits to RafaKnight on Tumblr) : r/SonicTheHedgehog