Card Codex

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17 May 2024: Card library updated.

Thassa's Rebuff

1U · Instant

Counter target spell unless its controller pays {X}, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

Similar cards

Color identity:
NameManaTypeText
Outbreak 3BSorcery You may discard a Swamp card rather than pay this spell's mana cost. Choose a creature type. All creatures of that type get -1/-1 until end of turn.
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Nashi, Moon Sage's Scion 1BBLegendary Creature — Rat Ninja Ninjutsu {3}{B} ({3}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Nashi, Moon Sage's Scion deals combat damage to a player, exile the top card of each player's library. Until end of turn, you may play one of those cards. If you cast a spell this way, pay life equal to its mana value rather than paying its mana cost. 3/2
Devil's Play XRSorcery Devil's Play deals X damage to any target. Flashback {X}{R}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Erratic Cyclops 3RCreature — Cyclops Shaman Trample Whenever you cast an instant or sorcery spell, Erratic Cyclops gets +X/+0 until end of turn, where X is that spell's mana value. 0/8
Raffine, Scheming Seer WUBLegendary Creature — Sphinx Demon Flying, ward {1} Whenever you attack, target attacking creature connives X, where X is the number of attacking creatures. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.) 1/4
Steamflogger Service Rep 2GCreature — Goblin Rigger Whenever another Goblin enters the battlefield under your control, you may pay {1}. If you do, Steamflogger Service Rep assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.) 1/1
Eternal Scourge 3Creature — Eldrazi Horror You may cast Eternal Scourge from exile. When Eternal Scourge becomes the target of a spell or ability an opponent controls, exile Eternal Scourge. 3/3
The Archimandrite 2URWLegendary Creature — Human Advisor At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4. Whenever you gain life, each Advisor, Artificer, and Monk you control gains vigilance and gets +X/+0 until end of turn, where X is the amount of life you gained. Tap three untapped Advisors, Artificers, and/or Monks you control: Draw a card. 0/5
Kindred Boon 2WWEnchantment As Kindred Boon enters the battlefield, choose a creature type. {1}{W}: Put a divinity counter on target creature you control of the chosen type. Each creature you control with a divinity counter on it has indestructible.
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