Koopa's Castle

Koopa's Castle is a large stronghold, owned by Bowser, (or else known as King Koopa), and serves as one of the primary locations of the spin-off television series, The Super Mario Bros. Super Show!, as well as it's successor series, The Adventures of Super Mario Bros. 3, and Super Mario World, based on the original video game franchise, Mario. It also appears in the villain tournaments context, as one of the central locations and battle sceneries of the series.