Card Codex

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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
Nils, Discipline Enforcer 2WLegendary Creature — Human Cleric At the beginning of your end step, for each player, put a +1/+1 counter on up to one target creature that player controls. Each creature with one or more counters on it can't attack you or planeswalkers you control unless its controller pays {X}, where X is the number of counters on that creature. 2/2
Bearer of Memory 2GEnchantment Creature — Human Monk {5}{G}: Put a +1/+1 counter on target enchantment creature. It gains trample until end of turn. 3/2
Unnatural Aggression 2GInstant Devoid (This card has no color.) Target creature you control fights target creature an opponent controls. If the creature an opponent controls would die this turn, exile it instead.
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Vanishment 4UInstant Put target nonland permanent on top of its owner's library. Miracle {U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)
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Soul Diviner UBCreature — Zombie Wizard {T}, Remove a counter from an artifact, creature, land, or planeswalker you control: Draw a card. 2/3
Silence the Believers 2BBInstant Strive — This spell costs {2}{B} more to cast for each target beyond the first. Exile any number of target creatures and all Auras attached to them.
Show of Confidence 1WInstant When you cast this spell, copy it for each other instant and sorcery spell you've cast this turn. You may choose new targets for the copies. Put a +1/+1 counter on target creature. It gains vigilance until end of turn.
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