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 |
|---|---|---|---|
| Necropolis Fiend | 7BB | Creature — Demon | Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Flying {X}, {T}, Exile X cards from your graveyard: Target creature gets -X/-X until end of turn. 4/5 |
| Lassoed by the Law | 3W | Enchantment | When Lassoed by the Law enters the battlefield, exile target nonland permanent an opponent controls until Lassoed by the Law leaves the battlefield. When Lassoed by the Law enters the battlefield, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery." |
| Skyline Cascade | Land | Skyline Cascade enters the battlefield tapped. When Skyline Cascade enters the battlefield, target creature an opponent controls doesn't untap during its controller's next untap step. {T}: Add {U}. | |
| The Goose Mother | XGU | Legendary Creature — Bird Hydra | Flying The Goose Mother enters the battlefield with X +1/+1 counters on it. When The Goose Mother enters the battlefield, create half X Food tokens, rounded up. Whenever The Goose Mother attacks, you may sacrifice a Food. If you do, draw a card. 2/2 |
| Molten Primordial | 5RR | Creature — Avatar | Haste When Molten Primordial enters the battlefield, for each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn. 6/4 |
| Constricting Sliver | 5W | Creature — Sliver | Sliver creatures you control have "When this creature enters the battlefield, you may exile target creature an opponent controls until this creature leaves the battlefield." 3/3 |
| Obsidian Charmaw | 3RR | Creature — Dragon | This spell costs {1} less to cast for each land your opponents control that could produce {C}. Flying When Obsidian Charmaw enters the battlefield, destroy target nonbasic land an opponent controls. 4/4 |
| Queen's Agent | 5B | Creature — Vampire Scout | Lifelink When Queen's Agent enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.) 3/3 |
| Juvenile Mist Dragon | 3UU | Creature — Dragon | Flying Confounding Clouds — When Juvenile Mist Dragon enters the battlefield, for each opponent, tap up to one target creature that player controls. Each of those creatures doesn't untap during its controller's next untap step. 4/3 |
| Feeding Frenzy | 2B | Instant | Target creature gets -X/-X until end of turn, where X is the number of Zombies on the battlefield. |