The Horadric Cube is a vital item for the completion of many quest and the game itself. Horadric Cube is related to The Horadric Staf, Khalim's Will and The Blackened Temple quest. Horadric Cube can be obtained at Halls of the Dead (Level 3) by finding it in a chest in Halls of the Dead (Level 3). Horadric Cube is a Quest Item in Diablo 2. Found in a chest in Halls of the Dead (Level 3)