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
Keeper of the Cadence 4UCreature — Human Wizard {3}: Put target artifact, instant, or sorcery card from a graveyard on the bottom of its owner's library. 2/5
Academy Ruins Legendary Land {T}: Add {C}. {1}{U}, {T}: Put target artifact card from your graveyard on top of your library.
Ingenuity Engine 7Artifact Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) {1}, {T}, Sacrifice an artifact: Return target artifact you control to its owner's hand.
Churning Reservoir RArtifact At the beginning of your upkeep, put an oil counter on another target nontoken artifact or creature you control. {2}, {T}: Create a 1/1 red Phyrexian Goblin creature token. Activate only if an oil counter was removed from a permanent you controlled this turn or a permanent with an oil counter on it was put into a graveyard this turn.
Armored Scrapgorger 1GCreature — Phyrexian Beast Armored Scrapgorger gets +3/+0 as long as it has three or more oil counters on it. {T}: Add one mana of any color. Whenever Armored Scrapgorger becomes tapped, exile target card from a graveyard and put an oil counter on Armored Scrapgorger. 0/3
Divine Purge 1WWSorcery Exile all artifacts and creatures with mana value 3 or less. They perpetually gain "This spell costs {2} more to cast" and "This permanent enters the battlefield tapped." For as long as each of them remain exiled, its owner may play it.
Kirin-Touched Orochi Enchantment Creature — Snake Monk Whenever Kirin-Touched Orochi attacks, choose one — • Exile target creature card from a graveyard. When you do, create a 1/1 colorless Spirit creature token. • Exile target noncreature card from a graveyard. When you do, put a +1/+1 counter on target creature you control. 1/1
Sentinel Totem 1Artifact When Sentinel Totem enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) {T}, Exile Sentinel Totem: Exile all graveyards.
A-Kenku Artificer 2UCreature — Bird Artificer Homunculus Servant — When Kenku Artificer enters the battlefield, put three +1/+1 counters on up to one target noncreature artifact. That artifact becomes a 0/0 Homunculus artifact creature with flying. 1/3
Water Gun Balloon Game 2Artifact As Water Gun Balloon Game enters the battlefield, each player puts a pop! counter on "0." Whenever a player casts a spell, move that player's pop! counter up one. Whenever a player's pop! counter hits "5," that player creates a 5/5 pink Giant Teddy Bear creature token and resets all pop! counters to "0."
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