| ID | 53 |
| Name | ANCIENT'S KEY |
| Power | 1 |
| Ability | Swift. You may exile this card to Choose 1: -Draw 1. -Exile a random card from any hand. |
| Lore | Many believe this key was made by the Ancients themselves. It is said to unlock the mysteries of the universe, though no one is really sure what that means. Historians agree that it is likely used to enter the realm of the Ancients, but is a theory at best. Requires further study. |
| Clarification | None |