Sonic the Hedgehog: Classic/Mania Crossover by Codename-Duchess on Newgrounds

#1392653 - safe, artist:migueruchan, character:princess luna, 3d

Manik Acorn (Sonic/Resident Evil Crossover Concept) by GothFox21

by @azulen_21 in 2023 Cartoon crossovers, Indie game art, Sonic

Sonic and his new pal by EnviousChimera on Newgrounds

2812 - artist needed, source needed, safe, knuckles the echidna

tty3

Nashiro (sonic movie style) by Nashiothepenguin on DeviantArt

Classic Sonic by ALEKRAI on Newgrounds

Change Log

Hyper Sonic by Cubulio on Newgrounds

Sonic - Mania Select by BroDogz on DeviantArt

SC Classic Sonic - Mania WP by CryoGX on Newgrounds

SONIC: across the OC-verse 1 by iefCuadricula on Newgrounds

Sonic x Clone High Crossover by SoftTibbies on Newgrounds