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 |
|---|---|---|---|
| Thopter Architect | 3W | Creature — Human Artificer | Whenever an artifact enters the battlefield under your control, target creature gains flying until end of turn. 2/3 |
| Primeval Protector | 10G | Creature — Avatar | This spell costs {1} less to cast for each creature your opponents control. When Primeval Protector enters the battlefield, put a +1/+1 counter on each other creature you control. 10/10 |
| Junkyard Genius | 1BR | Creature — Human Artificer | When Junkyard Genius enters the battlefield, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") {1}{B}{R}, Sacrifice another creature or artifact: Until end of turn, other creatures you control get +1/+0 and gain menace and haste. 2/2 |
| Swarm of Locus | 1B | Creature — Insect Locus | Flying Whenever Swarm of Locus attacks, it gets +1/+0 until end of turn for each Locus you control. 1/1 |
| Kazarov, Sengir Pureblood | 5BB | Legendary Creature — Vampire | Flying Whenever a creature an opponent controls is dealt damage, put a +1/+1 counter on Kazarov, Sengir Pureblood. {3}{R}: Kazarov deals 2 damage to target creature. 4/4 |
| Reins of Power | 2UU | Instant | Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn. |
| Pestermite | 2U | Creature — Faerie Rogue | Flash Flying When Pestermite enters the battlefield, you may tap or untap target permanent. 2/1 |
| Gahiji, Honored One | 2RGW | Legendary Creature — Beast | Whenever a creature attacks one of your opponents or a planeswalker an opponent controls, that creature gets +2/+0 until end of turn. 4/4 |
| Markov Baron | 2B | Creature — Vampire Noble | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Lifelink Other Vampires you control get +1/+1. Madness {2}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) 2/2 |
| Catacomb Dragon | 4BB | Creature — Dragon | Flying Whenever Catacomb Dragon becomes blocked by a nonartifact, non-Dragon creature, that creature gets -X/-0 until end of turn, where X is half the creature's power, rounded down. 4/4 |