Hovercraft

The Hovercraft is a machine found in Astro-Knights Island.

Role In Astro-Knights Island
The hovercraft is a hovering, surfboard-like machine that was invented by Mordred. It is found in the windmill and is powered by manure. You need it to float above the mud to get to the Excalibur.

Role In Mystery Train Island
The hovercraft makes a cameo in one of the John Bull's carriages, along with many other references to other islands.

Role In Super Villain Island
A purple hovercraft is seen briefly in the Binary Bard's dream.Another green-brown one is also seen built into the crystal door.

Trivia

 * According to the blueprints for the hovercraft, it was called EXP: LND-SHP X290, which may stand for Experiment: Land-Ship X290.