M:tG card similarity search
1U · Creature — Siren
Flash Flying When Threnody Singer enters the battlefield, target creature an opponent controls gets -X/-0 until end of turn, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.) 1/3
| Name | Mana | Type | Text |
|---|---|---|---|
| Porcuparrot | 3R | Creature — Bird Beast | Mutate {2}{R} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) {T}: This creature deals X damage to any target, where X is the number of times this creature has mutated. 3/4 |
| Gloomdrifter | 3B | Creature — Zombie Minion | Flying Threshold — As long as seven or more cards are in your graveyard, Gloomdrifter has "When Gloomdrifter enters the battlefield, nonblack creatures get -2/-2 until end of turn." 2/2 |
| Accursed Centaur | B | Creature — Zombie Centaur | When Accursed Centaur enters the battlefield, sacrifice a creature. 2/2 |
| Oubliette | 1BB | Enchantment | When Oubliette enters the battlefield, target creature phases out until Oubliette leaves the battlefield. Tap that creature as it phases in this way. (Auras and Equipment phase out with it. While permanents are phased out, they're treated as though they don't exist.) |
| Gravity Well | 1GG | Enchantment | Whenever a creature with flying attacks, it loses flying until end of turn. |
| Aegis of the Heavens | 1W | Instant | Target creature gets +1/+7 until end of turn. |
| Antagonize | 1R | Instant | Target creature gets +4/+3 until end of turn. |
| Brute Force | R | Instant | Target creature gets +3/+3 until end of turn. |
| Bull Rush | R | Instant | Target creature gets +2/+0 until end of turn. |
| Captive Flame | 2R | Enchantment | {R}: Target creature gets +1/+0 until end of turn. |