Doors o' Plenty

Door's o' Plenty is an E-reader level in Super Mario Advance 4: Super Mario Bros. 3 accessed by scanning the correct E-reader card. It is a maze with lots of doors and Boos. The background, music and platforms were taken from Super Mario World. At the end of the level, a battle with a Big Boo, similar to the one with the Big Blue Boo of Super Mario World, takes place.