Sonic Mania Plus Cheat Codes Discovered

How to get Super Sonic - The classic Sonic the Hedgehog 2 cheat

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

The List of Every Cheat Code in Sonic Origins

Sonic the Hedgehog 3/Hidden content - Sonic Retro

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

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

All Sonic Origins Cheat Codes: Level Select, Debug and More - Prima Games

Hacks - Sonic 1 Megamix

Sonic the Hedgehog 3 (1994)

Cheat Codes discovered in Sonic Mania Plus : r/SonicTheHedgehog