Mystery Key is a Magic: The Gathering card. Compare listings from Singapore Magic: The Gathering sellers on CardJio, then jio them on WhatsApp.
Mana cost
{1}{U}
Mana value
2
Type
Artifact — Equipment
Color
Blue
Color identity
Blue
Keywords
Equip
Card Text
When equipped creature deals combat damage to a player, sacrifice this Equipment. If you do, draw three cards.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)