M:tG card similarity search
3B · World Enchantment
Whenever a player casts a spell, counter it unless that player pays {3}.
| Name | Mana | Type | Text |
|---|---|---|---|
| Mindbreak Trap | 2UU | Instant — Trap | If an opponent cast three or more spells this turn, you may pay {0} rather than pay this spell's mana cost. Exile any number of target spells. |
| Withering Boon | 1B | Instant | As an additional cost to cast this spell, pay 3 life. Counter target creature spell. |
| Brineborn Cutthroat | 1U | Creature — Merfolk Pirate | Flash (You may cast this spell any time you could cast an instant.) Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on Brineborn Cutthroat. 2/1 |
| Thrull Wizard | 2B | Creature — Thrull Wizard | {1}{B}: Counter target black spell unless that spell's controller pays {B} or {3}. 1/1 |
| Deafening Silence | W | Enchantment | Each player can't cast more than one noncreature spell each turn. |
| Painful Quandary | 3BB | Enchantment | Whenever an opponent casts a spell, that player loses 5 life unless they discard a card. |
| Knowledge Pool | 6 | Artifact | Imprint — When Knowledge Pool enters the battlefield, each player exiles the top three cards of their library. Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost. |
| Scytheclaw Raptor | 2R | Creature — Dinosaur | Whenever a player casts a spell, if it's not their turn, Scytheclaw Raptor deals 4 damage to them. 4/3 |
| Ethersworn Canonist | 1W | Artifact Creature — Human Cleric | Each player who has cast a nonartifact spell this turn can't cast additional nonartifact spells. 2/2 |
| Lightning Cloud | 3R | Enchantment | Whenever a player casts a red spell, you may pay {R}. If you do, Lightning Cloud deals 1 damage to any target. |