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 |
|---|---|---|---|
| Malady Invoker | Creature — Phyrexian Treefolk | When this creature transforms into Malady Invoker, target creature an opponent controls gets -0/-X until end of turn, where X is Malady Invoker's power. 3/3 | |
| Burrog Befuddler | 1U | Creature — Frog Wizard | Flash When Burrog Befuddler enters the battlefield, target creature an opponent controls gets -1/-0 until end of turn. 2/1 |
| Nebelgast Intruder | 2U | Creature — Spirit | Flash Flying When Nebelgast Intruder enters the battlefield, up to one target creature an opponent controls gets -2/-0 until end of turn. 2/1 |
| Eyeblight Assassin | 2B | Creature — Elf Assassin | When Eyeblight Assassin enters the battlefield, target creature an opponent controls gets -1/-1 until end of turn. 2/2 |
| Brinebarrow Intruder | U | Creature — Human Rogue | Flash When Brinebarrow Intruder enters the battlefield, target creature an opponent controls gets -2/-0 until end of turn. 1/2 |
| Spire Mangler | 2B | Creature — Insect | Flash Flying When Spire Mangler enters the battlefield, target creature with flying you control gets +2/+0 until end of turn. 2/1 |
| Blitz Leech | 5B | Creature — Leech | Flash When Blitz Leech enters the battlefield, target creature an opponent controls gets -2/-2 until end of turn. Remove all counters from that creature. 5/2 |
| Raffine's Silencer | 2B | Creature — Human Assassin | When Raffine's Silencer enters the battlefield, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.) When Raffine's Silencer dies, target creature an opponent controls gets -X/-X until end of turn, where X is Raffine's Silencer's power. 1/1 |
| Sea Hag | 4U | Creature — Hag | When Sea Hag enters the battlefield, creatures your opponents control get -4/-0 until end of turn. 3/5 |
| Stinging Scorpion | 4B | Host Creature — Scorpion | When this creature enters the battlefield, target creature an opponent controls gets -1/-1 until end of turn. 3/2 |