M:tG card similarity search
3UU · Enchantment
Whenever a player casts a spell, any other player may pay that spell's mana cost. If a player does, counter the spell. (Mana cost includes color.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Kaervek the Merciless | 5BR | Legendary Creature — Human Shaman | Whenever an opponent casts a spell, Kaervek the Merciless deals damage equal to that spell's mana value to any target. 5/4 |
| Submerge | 4U | Instant | If an opponent controls a Forest and you control an Island, you may cast this spell without paying its mana cost. Put target creature on top of its owner's library. |
| Liberator, Urza's Battlethopter | 3 | Legendary Artifact Creature — Thopter | Flash Flying You may cast colorless spells and artifact spells as though they had flash. Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator, Urza's Battlethopter's power, put a +1/+1 counter on Liberator. 1/2 |
| Esior, Wardwing Familiar | 1U | Legendary Creature — Bird | Flying Spells your opponents cast that target one or more commanders you control cost {3} more to cast. Partner (You can have two commanders if both have partner.) 1/3 |
| Oppression | 1BB | Enchantment | Whenever a player casts a spell, that player discards a card. |
| Force of Despair | 1BB | Instant | If it's not your turn, you may exile a black card from your hand rather than pay this spell's mana cost. Destroy all creatures that entered the battlefield this turn. |
| Ichneumon Druid | 1GG | Creature — Human Druid | Whenever an opponent casts an instant spell other than the first instant spell that player casts each turn, Ichneumon Druid deals 4 damage to that player. 1/1 |
| Scourge of Nel Toth | 5BB | Creature — Zombie Dragon | Flying You may cast Scourge of Nel Toth from your graveyard by paying {B}{B} and sacrificing two creatures rather than paying its mana cost. 6/6 |
| Marvo, Deep Operative | 3UB | Legendary Creature — Octopus Rogue | Whenever Marvo, Deep Operative attacks, clash with defending player. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.) Whenever you win a clash, draw a card. Then you may cast a spell from your hand with mana value 8 or less without paying its mana cost. 1/8 |
| Maelstrom Archangel | WUBRG | Creature — Angel | Flying Whenever Maelstrom Archangel deals combat damage to a player, you may cast a spell from your hand without paying its mana cost. 5/5 |