Warlock Gem is an item used to spawn the boss Baroness.
Obtaining[edit | edit source]
The Warlock Gem is unobtainable in survival mode.
Usage[edit | edit source]
Spawning a boss[edit | edit source]
The Warlock Gem can be used on a Baroness Altar to spawn the boss Baroness. When used, the Warlock Gem is consumed and the boss Baroness spawns above the Baroness Altar. If the player's difficulty is set to Peaceful, then the Warlock Gem cannot be used.