M:tG card similarity search
2 · Artifact
Whenever a player casts a black spell, you may pay {3}. If you do, untap target permanent.
| Name | Mana | Type | Text |
|---|---|---|---|
| Permafrost Trap | 2UU | Instant — Trap | If an opponent had a green creature enter the battlefield under their control this turn, you may pay {U} rather than pay this spell's mana cost. Tap up to two target creatures. Those creatures don't untap during their controller's next untap step. |
| 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 |
| Mesmeric Orb | 2 | Artifact | Whenever a permanent becomes untapped, that permanent's controller mills a card. |
| Tangleroot | 3 | Artifact | Whenever a player casts a creature spell, that player adds {G}. |
| Prophet of Kruphix | 3GU | Creature — Human Wizard | Untap all creatures and lands you control during each other player's untap step. You may cast creature spells as though they had flash. 2/3 |
| Coral Trickster | 1U | Creature — Merfolk Rogue | Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Coral Trickster is turned face up, you may tap or untap target permanent. 2/1 |
| Blisterspit Gremlin | R | Creature — Gremlin | {1}, {T}: Blisterspit Gremlin deals 1 damage to each opponent. Whenever you cast a noncreature spell, untap Blisterspit Gremlin. 1/1 |
| Mishra's Self-Replicator | 5 | Artifact Creature — Assembly-Worker | Whenever you cast a historic spell, you may pay {1}. If you do, create a token that's a copy of Mishra's Self-Replicator. (Artifacts, legendaries, and Sagas are historic.) 2/2 |
| Goblin Dirigible | 6 | Artifact Creature — Construct | Flying Goblin Dirigible doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Goblin Dirigible. 4/4 |
| Erayo's Essence | Legendary Enchantment | Whenever an opponent casts their first spell each turn, counter that spell. |