Is the Spiderman bootleg a hack of Ninja Gaiden? That’s the only one I found.
https://www.youtube.com/watch?v=qax6eeMDhAAI just saw a batman bootleg hack of the Japanese version, with extra lives and a level skip code.
https://www.youtube.com/watch?v=QjmPo3ZsDDQ
I know there’s a ninja gaiden hack that turns it into a deadpool game.
I know this isn’t at all what you asked I just wanted to show off that I know stuff