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 |
|---|---|---|---|
| Tooth Collector | 2B | Creature — Human Rogue | When Tooth Collector enters the battlefield, target creature an opponent controls gets -1/-1 until end of turn. Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, target creature that player controls gets -1/-1 until end of turn. 3/2 |
| Azorius Justiciar | 2WW | Creature — Human Wizard | When Azorius Justiciar enters the battlefield, detain up to two target creatures your opponents control. (Until your next turn, those creatures can't attack or block and their activated abilities can't be activated.) 2/2 |
| Scab-Clan Giant | 4RG | Creature — Giant Warrior | When Scab-Clan Giant enters the battlefield, it fights target creature an opponent controls chosen at random. 4/5 |
| Smog Elemental | 4BB | Creature — Elemental | Flying Creatures with flying your opponents control get -1/-1. 3/3 |
| Zagoth Mamba | B | Creature — Nightmare Snake | Whenever this creature mutates, target creature an opponent controls gets -2/-2 until end of turn. 1/1 |
| Insufferable Balladeer | 1R | Creature — Dwarf Bard | Vicious Mockery — When Insufferable Balladeer enters the battlefield, target creature an opponent controls can't block this turn. Goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) 2/1 |
| Snaremaster Sprite | U | Creature — Faerie Wizard | Flying When Snaremaster Sprite enters the battlefield, you may pay {2}. When you do, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.) 1/1 |
| Kinjalli's Sunwing | 2W | Creature — Dinosaur | Flying Creatures your opponents control enter the battlefield tapped. 2/3 |
| Canker Abomination | 2B/GB/G | Creature — Treefolk Horror | As Canker Abomination enters the battlefield, choose an opponent. Canker Abomination enters the battlefield with a -1/-1 counter on it for each creature that player controls. 6/6 |
| Dream Spoilers | 3B | Creature — Faerie Warlock | Flying Whenever you cast a spell during an opponent's turn, up to one target creature an opponent controls gets -1/-1 until end of turn. 2/2 |