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
Misinformation BInstant Put up to three target cards from an opponent's graveyard on top of their library in any order.
Jund Charm BRGInstant Choose one — • Exile target player's graveyard. • Jund Charm deals 2 damage to each creature. • Put two +1/+1 counters on target creature.
Shielding Plax 2G/UEnchantment — Aura ({G/U} can be paid with either {G} or {U}.) Enchant creature When Shielding Plax enters the battlefield, draw a card. Enchanted creature can't be the target of spells or abilities your opponents control.
Temporal Extortion BBBBSorcery When you cast this spell, any player may pay half their life, rounded up. If a player does, counter Temporal Extortion. Take an extra turn after this one.
Cradle of Vitality 3WEnchantment Whenever you gain life, you may pay {1}{W}. If you do, put a +1/+1 counter on target creature for each 1 life you gained.
Arcbound Fiend 6Artifact Creature — Horror Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) At the beginning of your upkeep, you may move a +1/+1 counter from target creature onto Arcbound Fiend. Modular 3 (This creature enters the battlefield with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.) 0/0
Karlov of the Ghost Council WBLegendary Creature — Spirit Advisor Whenever you gain life, put two +1/+1 counters on Karlov of the Ghost Council. {W}{B}, Remove six +1/+1 counters from Karlov of the Ghost Council: Exile target creature. 2/2
Topography Tracker 2GCreature — Merfolk Scout When Topography Tracker enters the battlefield, create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery.") If a creature you control would explore, instead it explores, then it explores again. 2/2
Journey to Nowhere 1WEnchantment When Journey to Nowhere enters the battlefield, exile target creature. When Journey to Nowhere leaves the battlefield, return the exiled card to the battlefield under its owner's control.
Surgical Extraction B/PInstant ({B/P} can be paid with either {B} or 2 life.) Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for any number of cards with the same name as that card and exile them. Then that player shuffles.
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