This item is found only in the console and mobile version(s) of Terraria.
The Frozen Key Mold is a material added in 1.2.1. It is used for crafting the Frozen Key, which can be used to open the Frozen Chest in the Dungeon. It is dropped by monsters in the Snow Biome after Wall of Flesh has been defeated.


  • Just like other molds, the Frozen Key Mold can drop before killing Plantera.
  • This Item is still on the console, and mobile version of Terraria.

Update Info


  • Removed from the game. Any remaining key molds will be automatically converted to their respective keys.


  • Increased drop rate from 1:4000 to 1:2500


  • Added to the game.