Sonic The Hedgehog 2 - Cheats - SMS Power!

Sonic the Hedgehog Game Genie Codes/Cheats, Video Game Hacking#

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

Sonic Origins: Cheat Codes

The List of Every Cheat Code in Sonic Origins

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

Sonic the Hedgehog 3/Hidden content - Sonic Retro

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 Origins Plus Cheat Codes by ChelseaKittyGirl on DeviantArt

Sonic Origins level select codes and how to find Hidden Palace

Sonic Mania Cheats: Level Select Code, How to Collect Chaos