Sonic & Knuckles Collection (Game) - Giant Bomb

A Windows PC release which includes Sonic the Hedgehog 3 and Sonic & Knuckles, as well as the ability to play the combined "locked-on" version of the two together, and "Get Blue Spheres!" as a menu option.

Game Review: Sonic 3 & Knuckles (MD)

Sonic & Knuckles (Game) - Giant Bomb

Sonic 3 A.I.R., S3AIR

Sonic the Hedgehog 2 - Wikiwand

I just found my Big Box PC games from the 90s, untouched since then. Looking new like the day they were printed! : r/SonicTheHedgehog

Sonic Mega Collection Plus (Game) - Giant Bomb

Sonic Superstars - (NSW) Nintendo Switch – J&L Video Games New York City

Sonic the Hedgehog 3 & Knuckles (1994)

Special Stage (Sonic 3 & Knuckles), Sonic Wiki Zone

Sonic & Knuckles Collection - release date, videos, screenshots, reviews on RAWG