Card Codex

M:tG card similarity search

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
Lash of the Balrog BSorcery As an additional cost to cast this spell, sacrifice a creature or pay {4}. Destroy target creature.
Silent-Blade Oni 3UUBBCreature — Demon Ninja Ninjutsu {4}{U}{B} ({4}{U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Silent-Blade Oni deals combat damage to a player, look at that player's hand. You may cast a spell from among those cards without paying its mana cost. 6/5
Sacrifice BInstant As an additional cost to cast this spell, sacrifice a creature. Add an amount of {B} equal to the sacrificed creature's mana value.
Flameheart Werewolf Creature — Werewolf Whenever Flameheart Werewolf blocks or becomes blocked by a creature, Flameheart Werewolf deals 2 damage to that creature. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Flameheart Werewolf. 3/2
Syphon Essence 2UInstant Counter target creature or planeswalker spell. Create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.")
Battlefield Scrounger 3GGCreature — Centaur Threshold — Put three cards from your graveyard on the bottom of your library: Battlefield Scrounger gets +3/+3 until end of turn. Activate only once each turn and only if seven or more cards are in your graveyard. 3/3
Bloodvial Purveyor 2BBCreature — Vampire Flying, trample Whenever an opponent casts a spell, that player creates a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.") Whenever Bloodvial Purveyor attacks, it gets +1/+0 until end of turn for each Blood token defending player controls. 5/6
Dance with Calamity 7RSorcery Shuffle your library. As many times as you choose, you may exile the top card of your library. If the total mana value of the cards exiled this way is 13 or less, you may cast any number of spells from among those cards without paying their mana costs.
Fraction Jackson 2GCreature — Human Hero {G}, {T}: Return target card with a ½ on it from your graveyard to your hand. 1/1.5
Obscuring Haze 2GInstant If you control a commander, you may cast this spell without paying its mana cost. Prevent all damage that would be dealt this turn by creatures your opponents control.
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