M:tG card similarity search
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.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Forbidding Spirit | 1WW | Creature — Spirit Cleric | When Forbidding Spirit enters the battlefield, until your next turn, creatures can't attack you or planeswalkers you control unless their controller pays {2} for each of those creatures. 3/3 |
| Koskun Falls | 2BB | World Enchantment | At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control. Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you. |
| Carrionette | 1B | Creature — Skeleton | {2}{B}{B}: Exile Carrionette and target creature unless that creature's controller pays {2}. Activate only if Carrionette is in your graveyard. 1/1 |
| Spelljack | 3UUU | Instant | Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may play it without paying its mana cost for as long as it remains exiled. (If it has X in its mana cost, X is 0.) |
| Esper Sentinel | W | Artifact Creature — Human Soldier | Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power. 1/1 |
| Wizard's Retort | 1UU | Instant | This spell costs {1} less to cast if you control a Wizard. Counter target spell. |
| Teferi's Contingency | WUU | Instant | Counter target spell. Each card in its controller's graveyard, hand, and library with the same name as that spell perpetually gains "This spell costs {2} more to cast." |
| Kentaro, the Smiling Cat | 1W | Legendary Creature — Human Samurai | Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) You may pay {X} rather than pay the mana cost for Samurai spells you cast, where X is that spell's mana value. 2/1 |
| Annul | U | Instant | Counter target artifact or enchantment spell. |
| Devious Cover-Up | 2UU | Instant | Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may shuffle up to four target cards from your graveyard into your library. |