Sonic the Hedgehog 2 (Genesis) - The Cutting Room Floor

Sonic the Hedgehog 2 (8-bit)/Beta elements, Sonic Wiki Zone

Sonic 3 Prototype With Lost Content Discovered

Sonic the Hedgehog 2 (Genesis) - The Cutting Room Floor

Sonic the Hedgehog 2 (Genesis) - The Cutting Room Floor

Sonic the Hedgehog (Prototype) LOST BITS Altered & Unused Content [TetraBitGaming]

Sonic 2 [Beta / Proto / Unused Stages - Mega Drive / Genesis] - Unseen64

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

Press Pause Radio - Not Your Everyday Podcast - Late to the Party: Sonic Orgins

Sonic the Hedgehog 2 Gets the Remastering Treatment, With the Long-Lost Hidden Palace Level Restored

Best Sonic games ranked - the games to play before Sonic Superstars

𝚂𝙾𝙽𝙸𝙲 - 𝚃𝙷𝙴 𝙽𝙸𝙶𝙷𝚃𝙼𝙰𝚁𝙴 𝚆𝙾𝚁𝙻𝙳 (@Sonic_in_NMW) / X