The warp pipes are one of the main modes of transportation in and out of the Mushroom Kingdom. The Real World is connected to the Other Worlds by the warp pipe. Only 3 warp pipes are known in Stupid Mario Brothers, they belong to Mario, Donkey Kong, and Ash. Mario's warp pipe is located next to his house and goes to the Mushroom Kingdom and Ash's warp pipe is located behind his house and goes to Kanto. The location of Donkey Kong's warp pipe is unknown.