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
Izzet Steam Maze Plane — Ravnica Whenever a player casts an instant or sorcery spell, that player copies it. The player may choose new targets for the copy. Whenever chaos ensues, instant and sorcery spells you cast this turn cost {3} less to cast.
Skaab Goliath 5UCreature — Zombie Giant As an additional cost to cast this spell, exile two creature cards from your graveyard. Trample 6/9
Henzie "Toolbox" Torre BRGLegendary Creature — Devil Rogue Each creature spell you cast with mana value 4 or greater has blitz. The blitz cost is equal to its mana cost. (You may choose to cast that spell for its blitz cost. If you do, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.) Blitz costs you pay cost {1} less for each time you've cast your commander from the command zone this game. 3/3
Gnarlback Rhino 2GGCreature — Rhino Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Whenever you cast a spell that targets Gnarlback Rhino, draw a card. 4/4
Agent of the Fates 1BBCreature — Human Assassin Deathtouch Heroic — Whenever you cast a spell that targets Agent of the Fates, each opponent sacrifices a creature. 3/2
Thistledown Duo 2W/UCreature — Kithkin Soldier Wizard Whenever you cast a white spell, Thistledown Duo gets +1/+1 until end of turn. Whenever you cast a blue spell, Thistledown Duo gains flying until end of turn. 2/2
Hunting Velociraptor 2RCreature — Dinosaur First strike Dinosaur spells you cast have prowl {2}{R}. (You may cast a spell for its prowl cost if you dealt combat damage to a player this turn with a creature with any of its creature types.) 3/2
Wand of the Worldsoul 2WArtifact Wand of the Worldsoul enters the battlefield tapped. {T}: Add {W}. {T}: The next spell you cast this turn has convoke.
Tattermunge Duo 2R/GCreature — Goblin Warrior Shaman Whenever you cast a red spell, Tattermunge Duo gets +1/+1 until end of turn. Whenever you cast a green spell, Tattermunge Duo gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.) 2/3
Desecration Elemental 3BCreature — Elemental Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever a player casts a spell, sacrifice a creature. 8/8
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