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
Act of Authority 1WWEnchantment When Act of Authority enters the battlefield, you may exile target artifact or enchantment. At the beginning of your upkeep, you may exile target artifact or enchantment. If you do, its controller gains control of Act of Authority.
Family's Favor 2GEnchantment Whenever you attack, put a shield counter on target attacking creature. Until end of turn, it gains "Whenever this creature deals combat damage to a player, remove a shield counter from it. If you do, draw a card." (If a creature with a shield counter on it would be dealt damage or destroyed, remove a shield counter from it instead.)
Obliterate 6RRSorcery This spell can't be countered. Destroy all artifacts, creatures, and lands. They can't be regenerated.
Necromancer's Magemark 2BEnchantment — Aura Enchant creature Creatures you control that are enchanted get +1/+1. If a creature you control that's enchanted would die, return it to its owner's hand instead.
ED-E, Lonesome Eyebot 3Legendary Artifact Creature — Robot Flying ED-E My Love — Whenever you attack, if the number of attacking creatures is greater than the number of quest counters on ED-E, Lonesome Eyebot, put a quest counter on it. {2}, Sacrifice ED-E: Draw a card, then draw an additional card for each quest counter on ED-E. 2/1
Wicker Warcrawler 5Artifact Creature — Scarecrow Whenever Wicker Warcrawler attacks or blocks, put a -1/-1 counter on it at end of combat. 6/6
Zombified Creature — Zombie {4}{B}: Combine Zombified from your graveyard with target host. {2}{B}, Exile a creature card from your graveyard: Augment {4}{B} ({4}{B}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.) +2/+2
Suncleanser 1WCreature — Human Cleric When Suncleanser enters the battlefield, choose one — • Remove all counters from target creature. It can't have counters put on it for as long as Suncleanser remains on the battlefield. • Target opponent loses all counters. That player can't get counters for as long as Suncleanser remains on the battlefield. 1/4
Tormod's Crypt 0Artifact {T}, Sacrifice Tormod's Crypt: Exile target player's graveyard.
More or Less UInstant Add or subtract 1 or one from a number or number word on target spell or permanent until end of turn.
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