Demon Cave

is a compulsory dungeon in For The King.

It spawns in the Dropstone Badlands.

Creatures
A variety of creatures can spawn in the Demon Caves:

Mummy

Wisp

Giant Spider

Ogre Brute

Assassin

Feral Warlock

Wretched Bard

Master Thief

Ember Demon (lone boss)

More?