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
Snowborn Simulacra XUUSorcery Conjure a duplicate of each of X target nontoken permanents into your hand. Those cards perpetually gain "You may spend mana as though it were mana of any color to cast this spell." If X is 5 or more, you may put one of them from your hand onto the battlefield.
Soul Search WBSorcery Target opponent reveals their hand. You choose a nonland card from it. Exile that card. If the card's mana value is 1 or less, create a 1/1 white and black Spirit creature token with flying.
Sirocco 1RInstant Target player reveals their hand. For each blue instant card revealed this way, that player discards that card unless they pay 4 life.
Doppelgang XXXGUSorcery For each of X target permanents, create X tokens that are copies of that permanent.
Heronblade Elite 2GCreature — Human Warrior Vigilance Whenever another Human enters the battlefield under your control, put a +1/+1 counter on Heronblade Elite. {T}: Add X mana of any one color, where X is Heronblade Elite's power. 1/1
By Gnome Means 2WEnchantment {1}{W}, Remove a counter from a permanent you control: Create a 1/1 colorless Gnome artifact creature token. {1}{W}, Sacrifice an artifact: Choose any kind of counter a printed card refers to, then put one of that counter on target permanent.
Celestial Dawn 1WWEnchantment Lands you control are Plains. Nonland permanents you control are white. The same is true for spells you control and nonland cards you own that aren't on the battlefield. You may spend white mana as though it were mana of any color. You may spend other mana only as though it were colorless mana.
Ancestral Katana 1WArtifact — Equipment Whenever a Samurai or Warrior you control attacks alone, you may pay {1}. When you do, attach Ancestral Katana to it. Equipped creature gets +2/+1. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)
Decree of Justice XX2WWSorcery Create X 4/4 white Angel creature tokens with flying. Cycling {2}{W} ({2}{W}, Discard this card: Draw a card.) When you cycle Decree of Justice, you may pay {X}. If you do, create X 1/1 white Soldier creature tokens.
Hunt the Weak 3GSorcery Put a +1/+1 counter on target creature you control. Then that creature fights target creature you don't control. (Each deals damage equal to its power to the other.)
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