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
Shackle Slinger 2UCreature — Human Soldier Whenever you cast your second spell each turn, choose target creature an opponent controls. If it's tapped, put a stun counter on it. Otherwise, tap it. (If a permanent with a stun counter would become untapped, remove one from it instead.) 3/2
Prowl, Stoic Strategist 3WLegendary Artifact Creature — Robot More Than Meets the Eye {2}{W} (You may cast this card converted for {2}{W}.) Whenever Prowl attacks, exile up to one other target tapped creature or Vehicle. For as long as that card remains exiled, its owner may play it. Whenever a player plays a card exiled with Prowl, you draw a card and convert Prowl. 3/3
Uncivil Unrest 4REnchantment Nontoken creatures you control have riot. (They enter the battlefield with your choice of a +1/+1 counter or haste.) If a creature you control with a +1/+1 counter on it would deal damage to a permanent or player, it deals double that damage instead.
Clock of DOOOOOOOOOOOOM! 4Artifact {4}, {T}: Move the CRANK! counter to your Contraption deck's next sprocket and crank any number of that sprocket's Contraptions.
Justice 2WWEnchantment At the beginning of your upkeep, sacrifice Justice unless you pay {W}{W}. Whenever a red creature or spell deals damage, Justice deals that much damage to that creature's or spell's controller.
Defy Death 3WWSorcery Return target creature card from your graveyard to the battlefield. If it's an Angel, put two +1/+1 counters on it.
Furnace Dragon 6RRRCreature — Dragon Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying When Furnace Dragon enters the battlefield, if you cast it from your hand, exile all artifacts. 5/5
Overload RInstant Kicker {2} (You may pay an additional {2} as you cast this spell.) Destroy target artifact if its mana value is 2 or less. If this spell was kicked, destroy that artifact if its mana value is 5 or less instead.
Vindictive Flamestoker RCreature — Phyrexian Wizard Whenever you cast a noncreature spell, put an oil counter on Vindictive Flamestoker. {6}{R}, Sacrifice Vindictive Flamestoker: Discard your hand, then draw four cards. This ability costs {1} less to activate for each oil counter on Vindictive Flamestoker. 1/2
Rogue Skycaptain 2RCreature — Human Rogue Mercenary Flying At the beginning of your upkeep, put a wage counter on Rogue Skycaptain. You may pay {2} for each wage counter on it. If you don't, remove all wage counters from Rogue Skycaptain and an opponent gains control of it. 3/4
Page 227