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 |
|---|---|---|---|
| Feral Shadow | 2B | Creature — Nightstalker | Flying 2/1 |
| Majestic Heliopterus | 3W | Creature — Dinosaur | Flying Whenever Majestic Heliopterus attacks, another target Dinosaur you control gains flying until end of turn. 2/2 |
| Corsair Captain | 2U | Creature — Human Pirate | When Corsair Captain enters the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Other Pirates you control get +1/+1. 2/2 |
| Bartizan Bats | 3B | Creature — Bat | Flying (This creature can't be blocked except by creatures with flying or reach.) 3/1 |
| Dakmor Bat | 1B | Creature — Bat | Flying 1/1 |
| Gloomhunter | 2B | Creature — Bat | Flying 2/1 |
| Kelinore Bat | 2B | Creature — Bat | Flying 2/1 |
| Owl Familiar | 1U | Creature — Bird | Flying When Owl Familiar enters the battlefield, draw a card, then discard a card. 1/1 |
| Call for Aid | 4R | Sorcery | Gain control of all creatures target opponent controls until end of turn. Untap those creatures. They gain haste until end of turn. You can't attack that player this turn. You can't sacrifice those creatures this turn. |
| Cavern Crawler | 2R | Creature — Insect | Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.) {R}: Cavern Crawler gets +1/-1 until end of turn. 0/3 |