Card Codex

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17 May 2024: Card library updated.

River Song's Diary

3 · Artifact

Imprint — Whenever a player casts an instant or sorcery spell from their hand, exile it instead of putting it into a graveyard as it resolves. At the beginning of your upkeep, if there are four or more cards exiled with River Song's Diary, choose one of them at random. You may cast it without paying its mana cost.

Similar cards

Color identity:
NameManaTypeText
Fury of the Horde 5RRSorcery You may exile two red cards from your hand rather than pay this spell's mana cost. Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.
Declaration in Stone 1WSorcery Exile target creature and all other creatures its controller controls with the same name as that creature. That player investigates for each nontoken creature exiled this way.
Wolfbitten Captive GCreature — Human Werewolf {1}{G}: Wolfbitten Captive gets +2/+2 until end of turn. Activate only once each turn. At the beginning of each upkeep, if no spells were cast last turn, transform Wolfbitten Captive. 1/1
The Cauldron of Eternity 10BBLegendary Artifact This spell costs {2} less to cast for each creature card in your graveyard. Whenever a creature you control dies, put it on the bottom of its owner's library. {2}{B}, {T}, Pay 2 life: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.
Sage of the Beyond 5UUCreature — Spirit Giant Flying Spells you cast from anywhere other than your hand cost {2} less to cast. Foretell {4}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) 5/5
Energy Flux 2UEnchantment All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}."
Necromancy 2BEnchantment You may cast Necromancy as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step. When Necromancy enters the battlefield, if it's on the battlefield, it becomes an Aura with "enchant creature put onto the battlefield with Necromancy." Put target creature card from a graveyard onto the battlefield under your control and attach Necromancy to it. When Necromancy leaves the battlefield, that creature's controller sacrifices it.
Necro-Impotence BBBEnchantment Skip your untap step. At the beginning of your upkeep, you may pay X life. If you do, untap X permanents. Pay ½ life: Exile the top card of your library face down. Put that card into your hand at the beginning of the next end step.
Ashnod's Harvester 2Artifact Creature — Construct Whenever Ashnod's Harvester attacks, exile target card from a graveyard. Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.) 3/1
Mishra's Workshop Land {T}: Add {C}{C}{C}. Spend this mana only to cast artifact spells.
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