Blowhole Castle is a location that appears in Wario: Master of Disguise.
Blowhole Castle is a large, haunted castle populated by ghostly dolphins. There is a lot of green liquid that appears to be acid but it doesn't harm Wario when he enters it.
Episode: When Dolphins Rule the Earth!
Wario continue is search for the Wishstone pieces but finds himself inside of the haunted Blowhole's Castle. Wario fights through the many ghostly dolphins and other enemies until he makes it to the final room. Count Cannoli is more eager than ever to get Goodstyle back and has aligned himself with Stuffy the 64th, the ruler of Blowhole Castle. Wario defeats Stuffy the 64th and makes it past the castle into Carpaccio's Lab.
- Sir Flap-A-Lot
- Buffy the Dolphin
- Puffy the Dolphin
- Stuffy the 5th
- Treasure Pest
- Fluffy the Dolphin (only appears during the boss battle)
- Stuffy the 64th (boss)