[Ricardo]

Originally Posted by d4rk3lf

think Capcom didn't provided him with anything, as he stated i this interview:
http://retroasylum.com/an-interview-with-richard-aplin/

Good interview, he's right. MK1 was the first game that we had source support from the arcade machine people and that was 1993. Mind you the game logic was only of any use within a small window in time when the CPU in the home system was the same as the one in the arcade machine.