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
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Spike Hatcher 6GCreature — Spike Spike Hatcher enters the battlefield with six +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Hatcher: Put a +1/+1 counter on target creature. {1}, Remove a +1/+1 counter from Spike Hatcher: Regenerate Spike Hatcher. 0/0
Cessation 2WEnchantment — Aura Enchant creature Enchanted creature can't attack. When Cessation is put into a graveyard from the battlefield, return Cessation to its owner's hand.
Purity 3WWWCreature — Elemental Incarnation Flying If noncombat damage would be dealt to you, prevent that damage. You gain life equal to the damage prevented this way. When Purity is put into a graveyard from anywhere, shuffle it into its owner's library. 6/6
Oji, the Exquisite Blade 2WULegendary Creature — Human Monk When Oji, the Exquisite Blade enters the battlefield, you gain 2 life and scry 2. Whenever you cast your second spell each turn, exile up to one target creature you control, then return it to the battlefield under its owner's control. 2/3
Obstinate Familiar RCreature — Lizard If you would draw a card, you may skip that draw instead. 1/1
Shrewd Negotiation 4USorcery Exchange control of target artifact you control and target artifact or creature you don't control.
Oran-Rief Hydra 4GGCreature — Hydra Trample Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on Oran-Rief Hydra. If that land is a Forest, put two +1/+1 counters on Oran-Rief Hydra instead. 5/5
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