Hidden KeyLost when you are defeatedYesHow to getDropped by Awakened Ice Admiral10%Dropped by Arctic Warrior1.5%Dropped by Snow Lurker1.5%Used forOpens the locked chest in Ice Castle › Ice Castle Throne Hall for RengokuSame categoryLibrary KeyWater KeyCore BrainHellfire TorchGod's ChaliceRed KeyFist of DarknessChoppaTop HatFire EssenceOrder Raid MicrochipMonster MagnetHallow EssenceSweet ChaliceMicrochip
