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 |
|---|---|---|---|
| Rowan, Fearless Sparkmage | 3RR | Legendary Planeswalker — Rowan | [+1]: Up to one target creature gets +3/+0 and gains first strike until end of turn. [−2]: Rowan, Fearless Sparkmage deals 1 damage to each of up to two target creatures. Those creatures can't block this turn. [−9]: Gain control of all creatures until end of turn. Untap them. They gain haste until end of turn. Loyalty 5 |
| Hooded Horror | 4B | Creature — Horror | Hooded Horror can't be blocked as long as defending player controls the most creatures or is tied for the most. 4/4 |
| Cry of the Carnarium | 1BB | Sorcery | All creatures get -2/-2 until end of turn. Exile all creature cards in all graveyards that were put there from the battlefield this turn. If a creature would die this turn, exile it instead. |
| Hedron Matrix | 4 | Artifact — Equipment | Equipped creature gets +X/+X, where X is its mana value. Equip {4} |
| Scrivener | 4U | Creature — Human Wizard | When Scrivener enters the battlefield, you may return target instant card from your graveyard to your hand. 2/2 |
| Rising of the Day | 2R | Enchantment | Creatures you control have haste. Legendary creatures you control get +1/+0. |
| Canoptek Scarab Swarm | 4 | Artifact Creature — Insect | Flying Feeder Mandibles — When Canoptek Scarab Swarm enters the battlefield, exile target player's graveyard. For each artifact or land card exiled this way, create a 1/1 colorless Insect artifact creature token with flying. 1/1 |
| Hall of Storm Giants | Land | If you control two or more other lands, Hall of Storm Giants enters the battlefield tapped. {T}: Add {U}. {5}{U}: Until end of turn, Hall of Storm Giants becomes a 7/7 blue Giant creature with ward {3}. It's still a land. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) | |
| Munitions Expert | BR | Creature — Goblin | Flash When Munitions Expert enters the battlefield, you may have it deal damage to target creature or planeswalker equal to the number of Goblins you control. 1/1 |
| Oathsworn Vampire | 1B | Creature — Vampire Knight | Oathsworn Vampire enters the battlefield tapped. You may cast Oathsworn Vampire from your graveyard if you gained life this turn. 2/2 |