Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Assert Authority

5UU · Instant

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Similar cards

Color identity:
NameManaTypeText
Kjeldoran Outpost Land If Kjeldoran Outpost would enter the battlefield, sacrifice a Plains instead. If you do, put Kjeldoran Outpost onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add {W}. {1}{W}, {T}: Create a 1/1 white Soldier creature token.
Mox Diamond 0Artifact If Mox Diamond would enter the battlefield, you may discard a land card instead. If you do, put Mox Diamond onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add one mana of any color.
Chainbreaker 2Artifact Creature — Scarecrow Chainbreaker enters the battlefield with two -1/-1 counters on it. {3}, {T}: Remove a -1/-1 counter from target creature. 3/3
Hallowed Burial 3WWSorcery Put all creatures on the bottom of their owners' libraries.
Satyr Grovedancer 1GCreature — Satyr Shaman When Satyr Grovedancer enters the battlefield, put a +1/+1 counter on target creature. 1/1
Slagstone Refinery 4Artifact Whenever Slagstone Refinery or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from the battlefield, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")
Necrosquito 3BCreature — Phyrexian Insect Flying Necrosquito enters the battlefield with two oil counters on it. Necrosquito gets +1/+1 for each oil counter on it. Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Necrosquito. 0/0
Giant Fan 4Artifact {2}, {T}: Move a counter from one permanent onto another. If the second permanent refers to any kind of counter, the moved counter becomes one of those counters. Otherwise, it becomes a +1/+1 counter.
Fractured Loyalty 1REnchantment — Aura Enchant creature Whenever enchanted creature becomes the target of a spell or ability, that spell or ability's controller gains control of that creature. (This effect lasts indefinitely.)
Everything Comes to Dust 7WWWSorcery Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Exile all creatures except those that share a creature type with a creature that convoked this spell, all artifacts, and all enchantments.
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