D
Sword of Sodan (Mega Drive)
(review, breakdown <and spoilers>)
Superman (Mega Drive)
(review, shows level 1)
These two are near tie. Superman, for needing to memorize every jump and finish boss with 1 hp.
Game Genie from start (for both).
Oooh god Lost Magic. It's fun but once you get to a certain point... uggghhhh. I think I didn't even have all the level 2 spells. You need to put your monsters on the enemy spawns to prevent them from spawning but if your monsters get killed you're pretty much fucked.There was some DS game called Lost Magic I think, I'm not sure why or how.
But things went wrong