Keys

The Thorium Mod adds seven new keys to the game. Four of them can be used to spawn Mimics, while the other three are for unlocking special chests.

Key	Source	Purpose	Consumed on use
Aquatic Depths Key	Any enemy in the Aquatic Depths in Hardmode (0.04%)	Used to unlock the Aquatic Depths Chest.
Desert Key	Any enemy in the Desert or Underground Desert in Hardmode (0.04%)	Used to unlock the Desert Chest.
Key of Fungus	35 Glowing Mushroom + 5 Soul of Light + 5 Soul of Night   @	Used to spawn a Mycelium Mimic.
Key of Plight	15 Soul of Plight   @	Used to spawn a Hell Bringer Mimic.
Key of Tides	8 Aquaite Bar + 5 Soul of Light + 5 Soul of Night   @	Used to spawn a Submerged Mimic.
Suspicious Golden Key	Tracker	Used to spawn an ordinary Mimic.
Underworld Key	Any enemy in The Underworld in Hardmode (0.04%)	Used to unlock the Underworld Chest.