GameShark Sonic Advance 3 Codes, PDF, Japanese Games

Sonic Classic Heroes, Wiki

Sonic Origins achievements still unlock when using cheat codes

The List of Every Cheat Code in Sonic Origins

Sonic The Hedgehog 3 (Sonic 3) CHEAT CODES

Sonic the Hedgehog 3, A Gamer's Cheat Codes Wiki

TOP 4 Cheat Codes for Sonic 3 & Knuckles, YOU can try out! (Sonic Origins)

SC Cheats & Glitches: Sonic 3 & Knuckles - Debug & Level Select

Tails' Channel, celebrating 15 years on X: A number of Sonic 3 & Knuckles soundtest features were added in the latest update. @TheOcelot01 recapped all the codes in the list below. #SonicNews

Sonic the Hedgehog 3 – Hardcore Gaming 101

Sonic Origins: Cheat-Codes für das Retro-Bankett - COMPUTER BILD