Description
| Set: | The List |
| Type: | Artifact — Equipment |
| Rarity: | Uncommon |
| Cost: | {!}{U} |
When equipped creature deals combat damage to a player, sacrifice Mystery Key. If you do, draw three cards.
Equip 1 (1: Attach to target creature you control. Equip only as a sorcery.)
Equip 1 (1: Attach to target creature you control. Equip only as a sorcery.)
![Mystery Key [The List]](http://theboosterbox.com/cdn/shop/files/9f11fdf5-e031-5c34-aeb7-47562ac79602.png?v=1748048803&width=745)