Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Mystery Key

1U · Artifact — Equipment

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.)

Similar cards

Color identity:
NameManaTypeText
Dictate of Kruphix 1UUEnchantment Flash At the beginning of each player's draw step, that player draws an additional card.
Scrabbling Claws 1Artifact {T}: Target player exiles a card from their graveyard. {1}, Sacrifice Scrabbling Claws: Exile target card from a graveyard. Draw a card.
Moonmist 1GInstant Transform all Humans. Prevent all combat damage that would be dealt this turn by creatures other than Werewolves and Wolves. (Only double-faced cards can be transformed.)
Barbarian Ring Land {T}: Add {R}. Barbarian Ring deals 1 damage to you. Threshold — {R}, {T}, Sacrifice Barbarian Ring: It deals 2 damage to any target. Activate only if seven or more cards are in your graveyard.
Tectonic Fiend 4RRCreature — Elemental Echo {4}{R}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) Tectonic Fiend attacks each combat if able. 7/7
Gloom Surgeon 1BCreature — Spirit If combat damage would be dealt to Gloom Surgeon, prevent that damage and exile that many cards from the top of your library. 2/1
Skyclave Plunder 4USorcery Look at the top X cards of your library, where X is three plus the number of creatures in your party. Put three of those cards into your hand and the rest on the bottom of your library in a random order. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)
Atemsis, All-Seeing 3UUULegendary Creature — Sphinx Flying {2}{U}, {T}: Draw two cards, then discard a card. Whenever Atemsis, All-Seeing deals damage to an opponent, you may reveal your hand. If cards with at least six different mana values are revealed this way, that player loses the game. 4/5
Behold the Beyond 5BBSorcery Discard your hand. Search your library for three cards, put them into your hand, then shuffle.
Sprinting Warbrute 4RCreature — Ogre Berserker Sprinting Warbrute attacks each combat if able. Dash {3}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.) 5/4
Page 201