(1992) on the Sega Genesis, specifically for the Motorola 68000 (68k) processor.
"Simon Wai" prototype. This specific prototype is a holy grail for fans because it represents a mid-development snapshot of the game, featuring unfinished levels like the infamous Hidden Palace Zone before they were cut or altered for the final release. sonic2-w.68k
: You can use tools like SonLVL to edit the levels within the ROM or SonMapEd to change character sprites. (1992) on the Sega Genesis, specifically for the
When reverse-engineering different Sonic 2 prototypes (e.g., Nick Arcade, Simon Wai), you might see .68k files for CPU code comparison without ROM header differences. (1992) on the Sega Genesis