Card Codex

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17 May 2024: Card library updated.

Secrets of the Key

U · Instant

Investigate. If this spell was cast from a graveyard, investigate twice instead. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") Flashback {3}{U}

Similar cards

Color identity:
NameManaTypeText
Cease-Fire 2WInstant Target player can't cast creature spells this turn. Draw a card.
Aragorn, the Uniter RGWULegendary Creature — Human Noble Whenever you cast a white spell, create a 1/1 white Human Soldier creature token. Whenever you cast a blue spell, scry 2. Whenever you cast a red spell, Aragorn, the Uniter deals 3 damage to target opponent. Whenever you cast a green spell, target creature gets +4/+4 until end of turn. 5/5
Reki, the History of Kamigawa 2GLegendary Creature — Human Shaman Whenever you cast a legendary spell, draw a card. 1/2
Bard Class RGEnchantment — Class (Gain the next level as a sorcery to add its ability.) Legendary creatures you control enter the battlefield with an additional +1/+1 counter on them. {R}{G}: Level 2 Legendary spells you cast cost {R}{G} less to cast. This effect reduces only the amount of colored mana you pay. {3}{R}{G}: Level 3 Whenever you cast a legendary spell, exile the top two cards of your library. You may play them this turn.
Gloomshrieker 1BGEnchantment Creature — Cat Beast Menace (This creature can't be blocked except by two or more creatures.) When Gloomshrieker enters the battlefield, return target permanent card from your graveyard to your hand. If Gloomshrieker would die, exile it instead. 2/1
Cherished Hatchling 1GCreature — Dinosaur When Cherished Hatchling dies, you may cast Dinosaur spells this turn as though they had flash, and whenever you cast a Dinosaur spell this turn, it gains "When this creature enters the battlefield, you may have it fight another target creature." 2/1
Maelstrom Muse 1UU/RRCreature — Djinn Wizard Flying Whenever Maelstrom Muse attacks, the next instant or sorcery spell you cast this turn costs {X} less to cast, where X is Maelstrom Muse's power as this ability resolves. 2/4
Sinner's Judgment Enchantment — Aura Curse Enchant player At the beginning of your upkeep, put a judgment counter on Sinner's Judgment. Then if there are three or more judgment counters on it, enchanted player loses the game. If Sinner's Judgment would be put into a graveyard from anywhere, exile it instead.
Thwart the Grave 4BBSorcery This spell costs {1} less to cast for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) Return target creature card and up to one target Cleric, Rogue, Warrior, or Wizard creature card from your graveyard to the battlefield.
Mnemonic Betrayal 1UBSorcery Exile all opponents' graveyards. You may cast spells from among those cards this turn, and mana of any type can be spent to cast them. At the beginning of the next end step, if any of those cards remain exiled, return them to their owners' graveyards. Exile Mnemonic Betrayal.
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