Sega’s custom 1991 Sonic Mega CD BIOS resurfaces online

T2Covered by 1 source · first reported by Notebookcheck at 22 Sept, 17:35 UTC

Hidden Palace has released a rare custom Mega CD BIOS created for Sonic Team creative director Kazuyuki Hoshino in 1991, featuring a personalized Sonic boot screen and modified revision text. The dumped EPROM offers a glimpse into Sega’s early CD development culture, though how the one-off gift…

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T2Sega’s custom 1991 Sonic Mega CD BIOS resurfaces onlineNotebookcheck22 Sept, 17:35