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 |
|---|---|---|---|
| Bustle | 4R/GR/G | Sorcery | Creatures you control get +2/+2 and gain trample until end of turn. You may turn a creature you control face up. |
| Ancient Amphitheater | Land | As Ancient Amphitheater enters the battlefield, you may reveal a Giant card from your hand. If you don't, Ancient Amphitheater enters the battlefield tapped. {T}: Add {R} or {W}. | |
| The Drum, Mining Facility | Plane — Earth | Whenever you roll the planar die, creatures you control get +1/+1 and gain haste until end of turn. Whenever chaos ensues, end the turn. (Exile all spells and abilities from the stack. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.) | |
| Bloodthrone Vampire | 1B | Creature — Vampire | Sacrifice a creature: Bloodthrone Vampire gets +2/+2 until end of turn. 1/1 |
| Maze's Mantle | 2G | Enchantment — Aura | Flash Enchant creature When Maze's Mantle enters the battlefield, if enchanted creature has toxic, that creature gains hexproof until end of turn. Enchanted creature gets +2/+2. |
| Howling Moon | 2G | Enchantment | At the beginning of combat on your turn, target Wolf or Werewolf you control gets +2/+2 until end of turn. Whenever an opponent casts their second spell each turn, create a 2/2 green Wolf creature token. |
| Murk Strider | 3U | Creature — Eldrazi Processor | Devoid (This card has no color.) When Murk Strider enters the battlefield, you may put a card an opponent owns from exile into that player's graveyard. If you do, return target creature to its owner's hand. 3/2 |
| Super-Duper Lost | 4U | Instant | Put target creature into its owner's library just beneath the top X cards of that library, where X is the number of doors you can see from your seat. |
| Bone Flute | 3 | Artifact | {2}, {T}: All creatures get -1/-0 until end of turn. |
| Hell Swarm | B | Instant | All creatures get -1/-0 until end of turn. |