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…

dreamcast « SEGADriven

Dreams Come True: Sonic 1 (MD) Prototype (Hidden Palace) : r/SonicTheHedgehog

platform game « SEGADriven

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

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

sonic the hedgehog 3 « SEGADriven

Sonic the Hedgehog (Prototype) - Hidden Palace

Sonic R [Prototype/Beta - Saturn] - Unseen64

Sonic the Hedgehog (Prototype) - Hidden Palace

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

Sonic Prototypes (released by Hidden Palace), Page 5

hidden palace « SEGADriven

jeroen bekker (@strafefox) / X

Sonic the Hedgehog (Prototype) - Hidden Palace