Shin Force | Sega Genesis Codes Shin Force > Systems > Sega Genesis > Codes Rings of Power [Electronic Arts / Naughty Dog] Index Topless Developer With the Genesis switched OFF, hold down A+B+C+START and DOWN/RIGHT on the D-pad, then turn on the system.  Hold that until you see the Topless Developer Credit Screen! [ << BACK ][ TOP /\ ][ FORWARD >> ]