Magnet Mania (Mario vs. Donkey Kong 2: March of the Minis)

Magnet Mania is an underground place in Mario vs. Donkey Kong 2: March of the Minis. It is the fourth world. The walls here are magnetic, so Mini-Marios can walk on the wall. The enemies infest here are Sparks, Piranha Plants, Thwomps, Mini-Shy Guys, and Cool Kongs. It is also the 3rd world from the newly released game called Minis March Again!