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
Campfire 1Artifact {1}, {T}: You gain 2 life. {2}, {T}, Exile Campfire: Put all commanders you own from the command zone and from your graveyard into your hand. Then shuffle your graveyard into your library.
Nyxborn Behemoth 10GGEnchantment Creature — Beast This spell costs {X} less to cast, where X is the total mana value of noncreature enchantments you control. Trample {1}{G}, Sacrifice another enchantment: Nyxborn Behemoth gains indestructible until end of turn. 10/10
Karfell Harbinger 1UCreature — Zombie Wizard {T}: Add {U}. Spend this mana only to foretell a card from your hand or cast an instant or sorcery spell. 1/3
Decree of Silence 6UUEnchantment Whenever an opponent casts a spell, counter that spell and put a depletion counter on Decree of Silence. If there are three or more depletion counters on Decree of Silence, sacrifice it. Cycling {4}{U}{U} ({4}{U}{U}, Discard this card: Draw a card.) When you cycle Decree of Silence, you may counter target spell.
Discover the Formula 4UUInstant Seek three nonland cards, then nonland cards in your hand perpetually gain "This spell costs {1} less to cast."
Five Kids in a Trenchcoat 2WCreature — Human Citizen Five Kids in a Trenchcoat counts as five creatures for spells and effects that count the number of creatures you control. 1/5
Abstract Iguanart 1RCreature — Art Lizard Whenever you cast a spell, note the first letter of its artist's name. If that letter wasn't already noted, put a +1/+1 counter on Abstract Iguanart. 1/1
Nightfall Predator Creature — Werewolf {R}, {T}: Nightfall Predator fights target creature. (Each deals damage equal to its power to the other.) At the beginning of each upkeep, if a player cast two or more spells last turn, transform Nightfall Predator. 4/4
Prismari Pledgemage U/RU/RCreature — Orc Wizard Defender Magecraft — Whenever you cast or copy an instant or sorcery spell, Prismari Pledgemage can attack this turn as though it didn't have defender. 3/3
Lae'zel, Vlaakith's Champion 2WLegendary Creature — Gith Warrior If you would put one or more counters on a creature or planeswalker you control or on yourself, put that many plus one of each of those kinds of counters on that permanent or player instead. Choose a Background (You can have a Background as a second commander.) 3/3
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