Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Rethink

2U · Instant

Counter target spell unless its controller pays {X}, where X is its mana value.

Similar cards

Color identity:
NameManaTypeText
Omniscience 7UUUEnchantment You may cast spells from your hand without paying their mana costs.
Oracle of Nectars 2G/WCreature — Elf Cleric {X}, {T}: You gain X life. 2/2
Spinal Centipede 2BCreature — Insect When Spinal Centipede dies, put a +1/+1 counter on target creature you control. 3/2
Kinsbaile Courier 2WCreature — Kithkin Soldier When Kinsbaile Courier enters the battlefield, put a +1/+1 counter on target creature. Encore {2}{W} ({2}{W}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.) 2/1
Fire Covenant 1BRInstant As an additional cost to cast this spell, pay X life. Fire Covenant deals X damage divided as you choose among any number of target creatures.
Planeswalker's Fury 2REnchantment {3}{R}: Target opponent reveals a card at random from their hand. Planeswalker's Fury deals damage equal to that card's mana value to that player. Activate only as a sorcery.
Gandalf, Westward Voyager 3GULegendary Creature — Avatar Wizard Whenever you cast a spell with mana value 5 or greater, each opponent reveals the top card of their library. If any of those cards shares a card type with that spell, copy that spell, you may choose new targets for the copy, and each opponent draws a card. Otherwise, you draw a card. (A copy of a permanent spell becomes a token.) 5/5
Perplexing Chimera 4UEnchantment Creature — Chimera Whenever an opponent casts a spell, you may exchange control of Perplexing Chimera and that spell. If you do, you may choose new targets for the spell. (If the spell becomes a permanent, you control that permanent.) 3/3
Futurist Spellthief 2UCreature — Moonfolk Wizard Flash When Futurist Spellthief enters the battlefield, conjure a duplicate of target spell into your hand. That card perpetually gains "You may spend mana as though it were mana of any color to cast this spell." 3/2
Arms Depot Artifact — Contraption Whenever you crank Arms Depot, put two +1/+1 counters on target creature.
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