Bone Key

The Bone Key summons a Baby Skeletron Head pet that follows you until you cancel the buff icon, like other pets. It is dropped by Dungeon Guardians. Because Dungeon Guardians have insanely high stats intended to instantly kill all players, this is an extremely difficult item to acquire.

Tips
For strategies on defeating Dungeon Guardians, see Guide:Dungeon Guardian strategies.

History
Clé Osseuse 뼈다귀 열쇠