i recommend retrocade sega genesis 6 button controller for playing this game the code for shin akuma that works is as follows: Complete the game on hard and enter your name as KAJ in the #1 high score slot, highlight akuma hold the SELECT (Start button on retrocade controller) press DOWN, RIGHT, RIGHT, DOWN, LEFT, DOWN, LEFT, DOWN, RIGHT, RIGHT, RIGHT, HARD PUNCH (OR HARD KICK) akuma should turn purple and be able to throw two air fireballs being able to actually use shin akuma makes this game worth the asking price its a perfect emulation
