Sonic 3 Unlocked Demo Brings Mania’s Encore Mode to Genesis

A playable demo of Sonic 3 Unlocked, a ROM hack for the Sega Mega Drive/Genesis version of Sonic 3, has been released as part of the Sonic Hacking Contest 2026. The hack brings Sonic Mania Plus's Encore Mode and additional playable characters to the classic game. via timeextension.com











