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
Boseiju, Who Shelters All Legendary Land Boseiju, Who Shelters All enters the battlefield tapped. {T}, Pay 2 life: Add {C}. If that mana is spent on an instant or sorcery spell, that spell can't be countered.
Forge Armor 4RInstant As an additional cost to cast this spell, sacrifice an artifact. Put X +1/+1 counters on target creature, where X is the sacrificed artifact's mana value.
Ugin's Labyrinth Land Imprint — When Ugin's Labyrinth enters the battlefield, you may exile a colorless card with mana value 7 or greater from your hand. {T}: Add {C}. If a card is exiled with Ugin's Labyrinth, add {C}{C} instead. {T}: Return the exiled card to its owner's hand.
Brokers' Safeguard WUInstant Exile target nonartifact creature you control. It perpetually gains "This creature enters the battlefield with an additional shield counter on it." Then return that card to the battlefield under its owner's control.
Grim Poppet 7Artifact Creature — Scarecrow Grim Poppet enters the battlefield with three -1/-1 counters on it. Remove a -1/-1 counter from Grim Poppet: Put a -1/-1 counter on another target creature. 4/4
Brittle Effigy 1Artifact {4}, {T}, Exile Brittle Effigy: Exile target creature.
Together Forever WWEnchantment When Together Forever enters the battlefield, support 2. (Put a +1/+1 counter on each of up to two target creatures.) {1}: Choose target creature with a counter on it. When that creature dies this turn, return that card to its owner's hand.
Talion's Throneguard 2UUCreature — Faerie Wizard Flash Bargain Flying When Talion's Throneguard enters the battlefield, return up to one target spell or nonland permanent to its owner's hand. If Talion's Throneguard was bargained, that card perpetually gains "This spell costs {2} more to cast." 2/1
Rose Noble 3ULegendary Creature — Human Ward {2} Whenever you cast a Doctor spell or creature spell with doctor's companion, draw a card. Doctor's companion (You can have two commanders if the other is the Doctor.) 2/3
Mine Excavation 1WSorcery Return target artifact or enchantment card from a graveyard to its owner's hand. Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)
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