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 |
|---|---|---|---|
| Kozilek's Sentinel | 1R | Creature — Eldrazi Drone | Devoid (This card has no color.) Whenever you cast a colorless spell, Kozilek's Sentinel gets +1/+0 until end of turn. 1/4 |
| Clackbridge Troll | 3BB | Creature — Troll | Trample, haste When Clackbridge Troll enters the battlefield, target opponent creates three 0/1 white Goat creature tokens. At the beginning of combat on your turn, any opponent may sacrifice a creature. If a player does, tap Clackbridge Troll, you gain 3 life, and you draw a card. 8/8 |
| Longhorn Firebeast | 2R | Creature — Elemental Ox Beast | When Longhorn Firebeast enters the battlefield, any opponent may have it deal 5 damage to them. If a player does, sacrifice Longhorn Firebeast. 3/2 |
| Intrepid Adversary | 1W | Creature — Human Scout | Lifelink When Intrepid Adversary enters the battlefield, you may pay {1}{W} any number of times. When you pay this cost one or more times, put that many valor counters on Intrepid Adversary. Creatures you control get +1/+1 for each valor counter on Intrepid Adversary. 3/1 |
| Naya Soulbeast | 6GG | Creature — Beast | When you cast this spell, each player reveals the top card of their library. Naya Soulbeast enters the battlefield with X +1/+1 counters on it, where X is the total mana value of all cards revealed this way. Trample 0/0 |
| Codespell Cleric | W | Creature — Human Cleric | Vigilance When Codespell Cleric enters the battlefield, if it was the second spell you cast this turn, put a +1/+1 counter on target creature. 1/1 |
| Devil's Play | XR | Sorcery | Devil's Play deals X damage to any target. Flashback {X}{R}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Fungal Infection | B | Instant | Target creature gets -1/-1 until end of turn. Create a 1/1 green Saproling creature token. |
| Guardian of the Gateless | 4W | Creature — Angel | Flying Guardian of the Gateless can block any number of creatures. Whenever Guardian of the Gateless blocks, it gets +1/+1 until end of turn for each creature it's blocking. 3/3 |
| Demon's Disciple | 2B | Creature — Human Cleric | When Demon's Disciple enters the battlefield, each player sacrifices a creature or planeswalker. 3/1 |