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 |
|---|---|---|---|
| Plumeveil | W/UW/UW/U | Creature — Elemental | Flash Defender, flying 4/4 |
| Tide Shaper | U | Creature — Merfolk Wizard | Kicker {1} (You may pay an additional {1} as you cast this spell.) When Tide Shaper enters the battlefield, if it was kicked, target land becomes an Island for as long as Tide Shaper remains on the battlefield. Tide Shaper gets +1/+1 as long as an opponent controls an Island. 1/1 |
| Cultural Exchange | 4UU | Sorcery | Choose any number of creatures target player controls. Choose the same number of creatures another target player controls. Those players exchange control of those creatures. (This effect lasts indefinitely.) |
| Spined Thopter | 2U/P | Artifact Creature — Phyrexian Thopter | ({U/P} can be paid with either {U} or 2 life.) Flying 2/1 |
| Latchkey Faerie | 3U | Creature — Faerie Rogue | Flying Prowl {2}{U} (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Faerie or Rogue.) When Latchkey Faerie enters the battlefield, if its prowl cost was paid, draw a card. 3/1 |
| Tormentor Exarch | 3R | Creature — Phyrexian Cleric | When Tormentor Exarch enters the battlefield, choose one — • Target creature gets +2/+0 until end of turn. • Target creature gets -0/-2 until end of turn. 2/2 |
| Coastline Marauders | 2R | Creature — Human Pirate | Trample Whenever Coastline Marauders attacks, it gets +1/+0 until end of turn for each land defending player controls. Encore {4}{R}{R} ({4}{R}{R}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.) 0/3 |
| Heroic Charge | 2WW | Instant | Kicker {1}{R} (You may pay an additional {1}{R} as you cast this spell.) Creatures you control get +2/+1 until end of turn. If this spell was kicked, those creatures also gain trample until end of turn. |
| Devouring Swarm | 1BB | Creature — Insect | Flying Sacrifice a creature: Devouring Swarm gets +1/+1 until end of turn. 2/1 |
| Dracoplasm | UR | Creature — Shapeshifter | Flying As Dracoplasm enters the battlefield, sacrifice any number of creatures. Dracoplasm's power becomes the total power of those creatures and its toughness becomes their total toughness. {R}: Dracoplasm gets +1/+0 until end of turn. 0/0 |