SC Cheats & Glitches: Sonic 2 - Debug, Level Select & Super Sonic

Sonic The Hedgehog 2 cheat for Mega Drive/Genesis - Level Select (with save state for emulators)

Did You Know Gaming? — Sonic The Hedgehog 2 (Genesis/Mega Drive). Cheat

Sonic Origins cheats: Level select, debug mode, and more

Sonic & Knuckles - Mainline Sonic Games - Sonic Stadium

Sonic The Hedgehog 2 Review (Merch) - User Review - The Independent Video Game Community

Steam Community :: Guide :: Sonic Mania Plus Secrets & Cheat Codes

Non-Jailbroken Hack] Sonic The Hedgehog 2 Classic v4.7.2.4 +1 Cheat [ Free I-AP ] - Free Non-Jailbroken IPA Cheats - iOSGods

Retrospective – Sonic the Hedgehog 2 – The Reformed Gamers

Sonic The Hedgehog 2::Appstore for Android

Sonic Origins cheat codes for level select, debug mode and Super Sonic