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 |
|---|---|---|---|
| Raucous Theater | Land — Swamp Mountain | ({T}: Add {B} or {R}.) Raucous Theater enters the battlefield tapped. When Raucous Theater enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) | |
| Shadowy Backstreet | Land — Plains Swamp | ({T}: Add {W} or {B}.) Shadowy Backstreet enters the battlefield tapped. When Shadowy Backstreet enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) | |
| Thundering Falls | Land — Island Mountain | ({T}: Add {U} or {R}.) Thundering Falls enters the battlefield tapped. When Thundering Falls enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) | |
| Undercity Sewers | Land — Island Swamp | ({T}: Add {U} or {B}.) Undercity Sewers enters the battlefield tapped. When Undercity Sewers enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) | |
| Underground Mortuary | Land — Swamp Forest | ({T}: Add {B} or {G}.) Underground Mortuary enters the battlefield tapped. When Underground Mortuary enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) | |
| Skystreamer | 4W | Creature — Griffin | Assist (Another player can pay up to {4} of this spell's cost.) Flying When Skystreamer enters the battlefield, target player gains 4 life. 3/2 |
| Tithing Blade | 1B | Artifact | When Tithing Blade enters the battlefield, each opponent sacrifices a creature. Craft with creature {4}{B} ({4}{B}, Exile this artifact, Exile a creature you control or a creature card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.) |
| Basilisk Gate | Land — Gate | {T}: Add {C}. {2}, {T}: Target creature gets +X/+X until end of turn, where X is the number of Gates you control. Activate only as a sorcery. | |
| Trained Condor | 2U | Creature — Bird | Flying Whenever Trained Condor attacks, another target creature you control gains flying until end of turn. 2/1 |
| Blight Pile | 1B | Creature — Phyrexian | Defender {2}{B}, {T}: Each opponent loses X life, where X is the number of creatures with defender you control. 3/3 |