The First ROM Dump of a Sonic 1 Prototype Has Finally Been Released Thanks to Hidden Palace « SEGADriven

Hidden Palace have gifted the community one of the most significant ROM dumps of any SEGA game for their final release of 2020. The team have released the very first publicly available prototype of…

Sonic the Hedgehog (Prototype) - Hidden Palace

hidden palace « SEGADriven

Steam Workshop::Sonic The Hedgehog 1 Prototype

Sonic the Hedgehog (1991) prototype discovered - The Independent Video Game Community

Sonic Prototype Game for the Sega Mega Drive Discovered

Sonic the Hedgehog (Prototype) - Hidden Palace

GitHub - Mega-Drive-Developers-Collective/Sonic-1-Prototype: Research disassembly of the Sonic 1 prototype that was released by Hidden Palace on 2020/12/31

Sonic the Hedgehog (Prototype) - Hidden Palace

A Sonic 1 Prototype for the Sega Mega Drive Has Been Found After 15 Years – NintendoSoup

dreamcast « SEGADriven

platform game « SEGADriven

Sonic Prototypes (released by Hidden Palace), Page 5