Card Codex

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17 May 2024: Card library updated.

Keeper of Secrets

5R · Creature — Demon

First strike, haste Symphony of Pain — Whenever you cast a spell from anywhere other than your hand, Keeper of Secrets deals damage equal to that spell's mana value to target opponent. 6/4

Similar cards

Color identity:
NameManaTypeText
Mana Breach 2UEnchantment Whenever a player casts a spell, that player returns a land they control to its owner's hand.
War-Wing Siren 2UCreature — Siren Soldier Flying Heroic — Whenever you cast a spell that targets War-Wing Siren, put a +1/+1 counter on War-Wing Siren. 1/3
Karlach, Raging Tiefling 1RLegendary Creature — Tiefling Barbarian First strike Rage Beyond Death — Specialize {6}. You may also activate this ability if Karlach, Raging Tiefling is in your graveyard. 2/2
Rain of Riches 3RREnchantment When Rain of Riches enters the battlefield, create two Treasure tokens. The first spell you cast each turn that mana from a Treasure was spent to cast has cascade. (When you cast the spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Crown of Fury 1REnchantment — Aura Enchant creature Enchanted creature gets +1/+0 and has first strike. Sacrifice Crown of Fury: Enchanted creature and other creatures that share a creature type with it get +1/+0 and gain first strike until end of turn.
Sickening Shoal XBBInstant — Arcane You may exile a black card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets -X/-X until end of turn.
Selfless Exorcist 3WWCreature — Human Cleric {T}: Exile target creature card from a graveyard. That card deals damage equal to its power to Selfless Exorcist. 3/4
Heightened Reflexes RInstant Target creature gets +1/+0 until end of turn. Put a first strike counter on it.
Radiant Flames 2RSorcery Converge — Radiant Flames deals X damage to each creature, where X is the number of colors of mana spent to cast this spell.
High Seas 2UEnchantment Red creature spells and green creature spells cost {1} more to cast.
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