|This article or section relates to the non-canon game, Pikmin 4: Curse of Astromountain, created by Xtarhaven.|
|Caves||Mushroom Marsh, Lightshow Lake, Toadstool Nether|
The Glowstool is an uncommon enemy found in only three underground areas. They light up dark areas with their bioluminescence, acting as a large, walking Common Glowcap. They're harmless, and they steer clear of other enemies so they're not a big bouncy blockade.