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 |
|---|---|---|---|
| Azorius Skyguard | 4WU | Creature — Human Knight | Flying, first strike Creatures your opponents control get -1/-0. 3/3 |
| Detection Tower | Land | {T}: Add {C}. {1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof. | |
| Spiderwig Boggart | 2B | Creature — Goblin Shaman | When Spiderwig Boggart enters the battlefield, target creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.) 2/2 |
| Shipwreck Moray | 3U | Creature — Fish | When Shipwreck Moray enters the battlefield, you get {E}{E}{E}{E} (four energy counters). Pay {E}: Shipwreck Moray gets +2/-2 until end of turn. 0/5 |
| Farbog Boneflinger | 4B | Creature — Zombie | When Farbog Boneflinger enters the battlefield, target creature gets -2/-2 until end of turn. 2/2 |
| Brutal Cathar | 2W | Creature — Human Soldier Werewolf | When this creature enters the battlefield or transforms into Brutal Cathar, exile target creature an opponent controls until this creature leaves the battlefield. Daybound (If a player casts no spells during their own turn, it becomes night next turn.) 2/2 |
| Deadeye Harpooner | 2W | Creature — Dwarf Warrior | Revolt — When Deadeye Harpooner enters the battlefield, if a permanent you controlled left the battlefield this turn, destroy target tapped creature an opponent controls. 2/2 |
| Invert the Skies | 3G/U | Instant | Creatures your opponents control lose flying until end of turn if {G} was spent to cast this spell, and creatures you control gain flying until end of turn if {U} was spent to cast this spell. (Do both if {G}{U} was spent.) |
| Plaxmanta | 1U | Creature — Beast | Flash When Plaxmanta enters the battlefield, creatures you control gain shroud until end of turn. (They can't be the targets of spells or abilities.) When Plaxmanta enters the battlefield, sacrifice it unless {G} was spent to cast it. 2/2 |
| Kangee, Aerie Keeper | 2WU | Legendary Creature — Bird Wizard | Kicker {X}{2} (You may pay an additional {X}{2} as you cast this spell.) Flying When Kangee, Aerie Keeper enters the battlefield, if it was kicked, put X feather counters on it. Other Bird creatures get +1/+1 for each feather counter on Kangee, Aerie Keeper. 2/2 |