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 |
|---|---|---|---|
| Mystic Skyfish | 2U | Creature — Fish | Whenever you draw your second card each turn, Mystic Skyfish gains flying until end of turn. 3/1 |
| Nantuko Shade | BB | Creature — Insect Shade | {B}: Nantuko Shade gets +1/+1 until end of turn. 2/1 |
| Perilous Shadow | 2BB | Creature — Insect Shade | {1}{B}: Perilous Shadow gets +2/+2 until end of turn. 0/4 |
| Colos Yearling | 2R | Creature — Goat Beast | Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.) {R}: Colos Yearling gets +1/+0 until end of turn. 1/1 |
| Primeval Shambler | 4B | Creature — Horror Mercenary | {B}: Primeval Shambler gets +1/+1 until end of turn. 3/3 |
| Undercity Upheaval | 1GG | Sorcery | Undergrowth — Distribute X +1/+1 counters among any number of target creatures you control, where X is the number of creature cards in your graveyard as you cast this spell. Creatures you control gain vigilance until end of turn. |
| Thunder Brute | 4RR | Creature — Cyclops | Trample Tribute 3 (As this creature enters the battlefield, an opponent of your choice may put three +1/+1 counters on it.) When Thunder Brute enters the battlefield, if tribute wasn't paid, it gains haste until end of turn. 5/5 |
| Undercover Operative | 2UU | Creature — Shapeshifter Rogue | You may have Undercover Operative enter the battlefield as a copy of any creature on the battlefield, except it enters with a shield counter on it if you control that creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) 0/0 |
| Fiend Binder | 3W | Creature — Human Soldier | Whenever Fiend Binder attacks, tap target creature defending player controls. 3/2 |
| Lucius the Eternal | 3BR | Legendary Creature — Astartes Warrior | Haste Armour of Shrieking Souls — When Lucius the Eternal dies, exile it and choose target creature an opponent controls. When that creature leaves the battlefield, return Lucius the Eternal from exile to the battlefield under its owner's control. 5/3 |