Sonic The Hedgehog 3 prototype discovered and put online for all to enjoy

A piece of Sonic the Hedgehog history has made its way online after more than 25 years.

Sonic the Hedgehog 3 (prototype; 1993-11-03)/Hidden content - Sonic Retro

Proto:Sonic the Hedgehog (Genesis) - The Cutting Room Floor

Proto:Sonic the Hedgehog 3 - The Cutting Room Floor

Sonic the Hedgehog 4: Episode I - Wikipedia

Sonic The Hedgehog 3 ( Nov 3, 1993 Prototype) : MeeiMekhi : Free Download, Borrow, and Streaming : Internet Archive

Sega Working On Fixing A Variety Of Issues In Sonic Origins

once i dreamed some new unused sprites were found in the sonic 3 prototype,tried to recreate them to the best of my abilities : r/SonicTheHedgehog

The extraordinary fan-game roots of Sonic Mania - GameCrash

New Sonic the Hedgehog (1991) prototype uncovered by preservation groups - Tails' Channel

Sonic the Hedgehog 3 Prototype ROM Found! — GameTyrant

Sonic 3 Prototype - Graphics, Soundtrack, and Level Differences

Sonic 3 Prototype! -- LyingTuna Plays!

Sonic the Hedgehog 2 (PROTOTYPES) LOST BITS Cut Content & Unused Zones [TetraBitGaming]