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 |
|---|---|---|---|
| Soaring Seacliff | Land | Soaring Seacliff enters the battlefield tapped. When Soaring Seacliff enters the battlefield, target creature gains flying until end of turn. {T}: Add {U}. | |
| Authority | 1W | Sorcery | Aftermath (Cast this spell only from your graveyard. Then exile it.) Tap up to two target creatures your opponents control. Creatures you control gain vigilance until end of turn. |
| Swooping Protector | 3W | Creature — Bird Citizen | Flash Flying Swooping Protector enters the battlefield with a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) 2/1 |
| Urabrask the Hidden | 3RR | Legendary Creature — Phyrexian Praetor | Creatures you control have haste. Creatures your opponents control enter the battlefield tapped. 4/4 |
| Faith Unbroken | 3W | Enchantment — Aura | Enchant creature you control When Faith Unbroken enters the battlefield, exile target creature an opponent controls until Faith Unbroken leaves the battlefield. Enchanted creature gets +2/+2. |
| Blue Dragon | 5UU | Creature — Dragon | Flying Lightning Breath — When Blue Dragon enters the battlefield, until your next turn, target creature an opponent controls gets -3/-0, up to one other target creature gets -2/-0, and up to one other target creature gets -1/-0. 5/5 |
| Lyev Skyknight | 1WU | Creature — Human Knight | Flying When Lyev Skyknight enters the battlefield, detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.) 3/1 |
| Ampryn Tactician | 2WW | Creature — Human Soldier | When Ampryn Tactician enters the battlefield, creatures you control get +1/+1 until end of turn. 3/3 |
| Kraul Harpooner | 1G | Creature — Insect Warrior | Reach Undergrowth — When Kraul Harpooner enters the battlefield, choose up to one target creature you don't control with flying. Kraul Harpooner gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard, then you may have Kraul Harpooner fight that creature. 3/2 |
| Daybreak Charger | 1W | Creature — Unicorn | When Daybreak Charger enters the battlefield, target creature gets +2/+0 until end of turn. 3/1 |