The Hallowed Key is a key that the player can use to unlock any Hallowed Chest in the Dungeon. It can only unlock the Hallowed Chest when Plantera has been defeated. It has a 1:2500 (0.04%) drop rate by any monster that is in The Hallow biome.

Update Info


  • Hallowed monsters once again drop the Hallowed Key instead of the mold.


  • No longer drops from monsters in the Hallowed biome.
  • Can be crafted from the Hallowed Key Mold, a Temple Key, and five of each mechanical boss soul -- Fright, Sight and Might.
  • Will now be consumed upon opening a chest.


  • Added to the game.