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 |
|---|---|---|---|
| Plaguecrafter's Familiar | 1B | Creature — Rat | Deathtouch When Plaguecrafter's Familiar enters the battlefield, choose a creature card in your hand. It perpetually gains deathtouch. 1/1 |
| Wildsize | 2G | Instant | Target creature gets +2/+2 and gains trample until end of turn. Draw a card. |
| Cavalier of Gales | 2UUU | Creature — Elemental Knight | Flying When Cavalier of Gales enters the battlefield, draw three cards, then put two cards from your hand on top of your library in any order. When Cavalier of Gales dies, shuffle it into its owner's library, then scry 2. 5/5 |
| Hellish Rebuke | 2B | Instant | Until end of turn, permanents your opponents control gain "When this permanent deals damage to the player who cast Hellish Rebuke, sacrifice this permanent. You lose 2 life." |
| Ghostly Castigator | Creature — Spirit | Flying When Ghostly Castigator enters the battlefield, you may shuffle up to three target cards from your graveyard into your library. If Ghostly Castigator would be put into a graveyard from anywhere, exile it instead. 3/4 | |
| Gelatinous Genesis | XXG | Sorcery | Create X X/X green Ooze creature tokens. |
| Erratic Cyclops | 3R | Creature — Cyclops Shaman | Trample Whenever you cast an instant or sorcery spell, Erratic Cyclops gets +X/+0 until end of turn, where X is that spell's mana value. 0/8 |
| Esior, Wardwing Familiar | 1U | Legendary Creature — Bird | Flying Spells your opponents cast that target one or more commanders you control cost {3} more to cast. Partner (You can have two commanders if both have partner.) 1/3 |
| Steelbane Hydra | XGG | Creature — Turtle Hydra | Steelbane Hydra enters the battlefield with X +1/+1 counters on it. {2}{G}, Remove a +1/+1 counter from Steelbane Hydra: Destroy target artifact or enchantment. 0/0 |
| Firemantle Mage | 2R | Creature — Human Shaman Ally | Rally — Whenever Firemantle Mage or another Ally enters the battlefield under your control, creatures you control gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.) 2/2 |