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
Daring Fiendbonder 3BCreature — Human Warlock Haste Daring Fiendbonder attacks each combat if able. {1}{B}, Exile Daring Fiendbonder from your graveyard: Put an indestructible counter on target creature. Activate only as a sorcery. 5/1
Ichormoon Gauntlet 2UArtifact Planeswalkers you control have "[0]: Proliferate" and "[−12]: Take an extra turn after this one." Whenever you cast a noncreature spell, choose a counter on target permanent. Put an additional counter of that kind on that permanent.
Mondrak, Glory Dominus 2WWLegendary Creature — Phyrexian Horror If one or more tokens would be created under your control, twice that many of those tokens are created instead. {1}{W/P}{W/P}, Sacrifice two other artifacts and/or creatures: Put an indestructible counter on Mondrak, Glory Dominus. ({W/P} can be paid with either {W} or 2 life.) 4/4
Equinox WEnchantment — Aura Enchant land Enchanted land has "{T}: Counter target spell if it would destroy a land you control."
Scragnoth 4GCreature — Beast This spell can't be countered. Protection from blue 3/4
Overcharged Amalgam 2UUCreature — Zombie Horror Flash Flying Exploit (When this creature enters the battlefield, you may sacrifice a creature.) When Overcharged Amalgam exploits a creature, counter target spell, activated ability, or triggered ability. 3/3
Ice Cave 3UUEnchantment Whenever a player casts a spell, any other player may pay that spell's mana cost. If a player does, counter the spell. (Mana cost includes color.)
Deathlace BInstant Target spell or permanent becomes black. (Mana symbols on that permanent remain unchanged.)
Drafna, Founder of Lat-Nam 1ULegendary Creature — Human Artificer Advisor {1}{U}: Return target artifact you control to its owner's hand. {3}, {T}: Copy target artifact spell you control. (The copy becomes a token.) 2/1
Generous Visitor GCreature — Spirit Whenever you cast an enchantment spell, put a +1/+1 counter on target creature. 1/1
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