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 |
|---|---|---|---|
| Tower of Champions | 4 | Artifact | {8}, {T}: Target creature gets +6/+6 until end of turn. |
| Untamed Might | XG | Instant | Target creature gets +X/+X until end of turn. |
| Wax | G | Instant | Target creature gets +2/+2 until end of turn. |
| Wielding the Green Dragon | 1G | Sorcery | Target creature gets +4/+4 until end of turn. |
| Pendrell Drake | 3U | Creature — Drake | Flying Cycling {2} ({2}, Discard this card: Draw a card.) 2/3 |
| Shimmerscale Drake | 4U | Creature — Drake | Flying Cycling {2} ({2}, Discard this card: Draw a card.) 3/4 |
| Sudden Death | 1BB | Instant | Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Target creature gets -4/-4 until end of turn. |
| Armorer Guildmage | R | Creature — Human Wizard | {B}, {T}: Target creature gets +1/+0 until end of turn. {G}, {T}: Target creature gets +0/+1 until end of turn. 1/1 |
| Monstrify | 3G | Sorcery | Target creature gets +4/+4 until end of turn. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.) |
| Spirit of the Spires | 3W | Creature — Spirit | Flying Other creatures you control with flying get +0/+1. 2/4 |