Upscaled Sonic Sprites by sonc52 on Newgrounds

I was bored one day so I decided in that same day to upscale a number of classic Sonic sprites. I used the prototype Sonic Chaos sprite because it

Sonic sprite adventures: the 1 year anniversary by NN434444 on

Archive] Sonic The Hedgehog - Sonic Nexus (2008) by AsuharaMoon on

Sonic Custom Sprites: Jax's GOTCHA by pokeczarelf on DeviantArt

Custom sonic sprites by Bastian95 on Newgrounds

Sonic Advance Crackups (Newgrounds) [HD]

Madness oc and Sonic fc by Kureo on Newgrounds

Still As Fast by sonc52 on Newgrounds

Sonic Sprite Background 15 by sonicmechaomega999 on DeviantArt

Upscaled Sonic Sprites by sonc52 on Newgrounds

Sonic the Hedgehog ReJuiced - Sonic Racer - SatAM Anniversary

Custom Sonic Sprites! by Blurzapper on Newgrounds