Sonic 3 Unlocked: Act transitions, part 7: putting it together

Sonic & Knuckles - The Cutting Room Floor

Sonic Colours Ultimate Review - PlayStation Reviews

Ranking the Classic Sonic Games - The Chozo Project

Sonic 3 Complete, Sonic the Hedgehog Hacks Wiki

Sonic (SSBU) - SmashWiki, the Super Smash Bros. wiki

Sonic 3 Unlocked: Act transitions, part 3: Icecap Zone

Sonic the Hedgehog 3 & Knuckles - Reviews

I listed the stuff Headcannon seemed to want to add to Sonic Origins' version of S3&K but couldn't, alongside the collection's bugs, oddities, inconsistencies between games and missing remaster content. : r/SonicTheHedgehog

Sonic 3 Unlocked: Act transitions, part 2: Angel Island Zone

Sonic Colors - Nintendo Wii : Sega of America Inc: Video Games

PDF) The Great Reconfiguration: A Socio-Technical Analysis of Low-Carbon Transitions in UK Electricity, Heat, and Mobility Systems

Sonic Origins/Sonic 3 & Knuckles - The Cutting Room Floor

Sonic Superstars (2023)

Sonic Advance 3: Part 7: Sunset Hill Act 3 (All 3 Chao, How to Unlock Knuckles)