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
Keeper of Secrets 5RCreature — Demon First strike, haste Symphony of Pain — Whenever you cast a spell from anywhere other than your hand, Keeper of Secrets deals damage equal to that spell's mana value to target opponent. 6/4
Call Forth the Tempest 5RRRSorcery Cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order. Then do it again.) Call Forth the Tempest deals damage to each creature your opponents control equal to the total mana value of other spells you've cast this turn.
Worldheart Phoenix 3RCreature — Phoenix Flying You may cast Worldheart Phoenix from your graveyard by paying {W}{U}{B}{R}{G} rather than paying its mana cost. If you do, it enters the battlefield with two +1/+1 counters on it. 2/2
Behemoth of Vault 0 6Artifact Creature — Robot Trample When Behemoth of Vault 0 enters the battlefield, you get {E}{E}{E}{E} (four energy counters). When Behemoth of Vault 0 dies, you may pay an amount of {E} equal to target nonland permanent's mana value. When you do, destroy that permanent. 6/6
Megatherium 2GCreature — Beast Trample When Megatherium enters the battlefield, sacrifice it unless you pay {1} for each card in your hand. 4/4
Abjure UInstant As an additional cost to cast this spell, sacrifice a blue permanent. Counter target spell.
Angel of Indemnity 5WCreature — Angel Warrior Flying, lifelink When Angel of Indemnity enters the battlefield, return target permanent card with mana value 4 or less from your graveyard to the battlefield. Encore {6}{W}{W} ({6}{W}{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.) 5/5
Hatchery Spider 5GGCreature — Spider Reach Undergrowth — When you cast this spell, reveal the top X cards of your library, where X is the number of creature cards in your graveyard. You may put a green permanent card with mana value X or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order. 5/7
Reward the Faithful WInstant Any number of target players each gain life equal to the highest mana value among permanents you control.
Gilder Bairn 1G/UG/UCreature — Ouphe {2}{G/U}, {Q}: Double the number of each kind of counter on target permanent. ({Q} is the untap symbol.) 1/3
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