Sonic Advance 2 Sprite Sheets - Game Boy Advance - Sonic Galaxy.net

Custom / Edited - Sonic the Hedgehog Customs - Sonic - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Media Customs - Sonic (SatAM) - The Spriters Resource

Custom / Edited - Sonic the Hedgehog Customs - Knuckles (Sonic 1-Style) - The Spriters Resource

Mobile - Sonic the Hedgehog - General Objects - The Spriters Resource

Sonic Blast Sprite Sheets - Sega Game Gear - Sonic Galaxy.net

For Real Why Ban It? - Imgflip

Improved Sonic Crackres sprites by MCTravisYT on DeviantArt

Wii - Mario & Sonic at the London 2012 Olympic Games - Title

RJ sprites by redballbomb on DeviantArt

Sonic Style Sprites - Original and Custom by Abbysek on DeviantArt