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
Merfolk Skydiver GUCreature — Merfolk Mutant Flying When Merfolk Skydiver enters the battlefield, put a +1/+1 counter on target creature you control. {3}{G}{U}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) 1/1
Spin into Myth 4UInstant Put target creature on top of its owner's library, then fateseal 2. (To fateseal 2, look at the top two cards of an opponent's library, then put any number of them on the bottom of that player's library and the rest on top in any order.)
Mawloc XRGCreature — Tyranid Ravenous (This creature enters the battlefield with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.) Terror from the Deep — When Mawloc enters the battlefield, it fights up to one target creature an opponent controls. If that creature would die this turn, exile it instead. 2/2
Hoarding Dragon 3RRCreature — Dragon Flying When Hoarding Dragon enters the battlefield, you may search your library for an artifact card, exile it, then shuffle. When Hoarding Dragon dies, you may put the exiled card into its owner's hand. 4/4
Tin-Wing Chimera 4Artifact Creature — Chimera Flying Sacrifice Tin-Wing Chimera: Put a +2/+2 counter on target Chimera creature. It gains flying. (This effect lasts indefinitely.) 2/2
Aurification 2WWEnchantment Whenever a creature deals damage to you, put a gold counter on it. Each creature with a gold counter on it is a Wall in addition to its other creature types and has defender. (Those creatures can't attack.) When Aurification leaves the battlefield, remove all gold counters from all creatures.
Sage of Hours 1UCreature — Human Wizard Heroic — Whenever you cast a spell that targets Sage of Hours, put a +1/+1 counter on it. Remove all +1/+1 counters from Sage of Hours: For each five counters removed this way, take an extra turn after this one. 1/1
Whip of Erebos 2BBLegendary Enchantment Artifact Creatures you control have lifelink. {2}{B}{B}, {T}: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. Activate only as a sorcery.
Myth Realized WEnchantment Whenever you cast a noncreature spell, put a lore counter on Myth Realized. {2}{W}: Put a lore counter on Myth Realized. {W}: Until end of turn, Myth Realized becomes a Monk Avatar creature in addition to its other types and gains "This creature's power and toughness are each equal to the number of lore counters on it."
Nurgle's Conscription 4BInstant Put target creature card from an opponent's graveyard onto the battlefield tapped under your control, then exile that player's graveyard.
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