The Ebon Cacodemon Altar is a structure that can be made by the player to summon a Cacodemon with Ebon as variants, by using a Soulkey.
Structure[]
The Ebon Cacodemon Altar consists 20 Obsidian and 1 Diamond Block.
O = Obsidian, D = Diamond Block
| O | O | O | ||
| O | O | O | O | O |
| O | O | D | O | O |
| O | O | O | O | O |
| O | O | O |