Sonic 1 Hard Bosses Hack First Public Release (HackGame) (SHC2014) is a specific version of the Sonic 1 Hard Bosses ROM hack, indicating this was the first public release of this modified game and may have been made available at the SHC2014 event. The base game is the classic Sonic the Hedgehog from Sonic Team and Sega.

Sonic 1 Hard Bosses Hack First Public Release (HackGame) (SHC2014)

Sonic 1 Encore Mode