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 |
|---|---|---|---|
| Sea Serpent | 5U | Creature — Serpent | Sea Serpent can't attack unless defending player controls an Island. When you control no Islands, sacrifice Sea Serpent. 5/5 |
| Zealous Conscripts | 4R | Creature — Human Warrior | Haste When Zealous Conscripts enters the battlefield, gain control of target permanent until end of turn. Untap that permanent. It gains haste until end of turn. 3/3 |
| Fallow Wurm | 2G | Creature — Wurm | When Fallow Wurm enters the battlefield, sacrifice it unless you discard a land card. 4/4 |
| Thundering Wurm | 2G | Creature — Wurm | When Thundering Wurm enters the battlefield, sacrifice it unless you discard a land card. 4/4 |
| Inferno of the Star Mounts | 4RR | Legendary Creature — Dragon | This spell can't be countered. Flying, haste {R}: Inferno of the Star Mounts gets +1/+0 until end of turn. When its power becomes 20 this way, it deals 20 damage to any target. 6/6 |
| Wall of Blood | 2B | Creature — Wall | Defender (This creature can't attack.) Pay 1 life: Wall of Blood gets +1/+1 until end of turn. 0/2 |
| Distemper of the Blood | 1R | Sorcery | Target creature gets +2/+2 and gains trample until end of turn. Madness {R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) |
| Slipstream Serpent | 7U | Creature — Serpent | Slipstream Serpent can't attack unless defending player controls an Island. When you control no Islands, sacrifice Slipstream Serpent. Morph {5}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 6/6 |
| Sunhome Guildmage | RW | Creature — Human Wizard | {1}{R}{W}: Creatures you control get +1/+0 until end of turn. {2}{R}{W}: Create a 1/1 red and white Soldier creature token with haste. 2/2 |
| Goblin General | 1RR | Creature — Goblin Warrior | Whenever Goblin General attacks, Goblin creatures you control get +1/+1 until end of turn. 1/1 |