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
Gone Missing 4USorcery Put target permanent on top of its owner's library. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
Patchwork Crawler 1UCreature — Zombie Horror {2}{U}: Exile target creature card from your graveyard and put a +1/+1 counter on Patchwork Crawler. Patchwork Crawler has all activated abilities of all creature cards exiled with it. 1/2
Contagion Engine 6Artifact When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls. {4}, {T}: Proliferate twice. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)
Disciple of the Ring 3UUCreature — Human Wizard {1}, Exile an instant or sorcery card from your graveyard: Choose one — • Counter target noncreature spell unless its controller pays {2}. • Disciple of the Ring gets +1/+1 until end of turn. • Tap target creature. • Untap target creature. 3/4
Helica Glider 2WCreature — Nightmare Squirrel Helica Glider enters the battlefield with your choice of a flying counter or a first strike counter on it. 2/2
Momentary Blink 1WInstant Exile target creature you control, then return it to the battlefield under its owner's control. Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Shrine of Burning Rage 2Artifact At the beginning of your upkeep or whenever you cast a red spell, put a charge counter on Shrine of Burning Rage. {3}, {T}, Sacrifice Shrine of Burning Rage: It deals damage equal to the number of charge counters on it to any target.
Ripples of Potential 1UInstant Proliferate, then choose any number of permanents you control that had a counter put on them this way. Those permanents phase out. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there. Treat phased-out permanents and anything attached to them as though they don't exist until their controller's next turn.)
Invasion of Gobakhan 1WBattle — Siege (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Gobakhan enters the battlefield, look at target opponent's hand. You may exile a nonland card from it. For as long as that card remains exiled, its owner may play it. A spell cast this way costs {2} more to cast.
Six-y Beast 3RCreature — Beast As Six-y Beast enters the battlefield, you secretly put six or fewer +1/+1 counters on it, then an opponent guesses the number of counters. If that player guesses right, sacrifice Six-y Beast after it enters the battlefield. 0/0
Page 178