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 |
|---|---|---|---|
| Gate to Manorborn | Land — Forest Gate | Gate to Manorborn enters the battlefield tapped. {3}{G}, {T}: Seek a nonland card. Activate only once. {T}: Add {G}. | |
| Gate to Seatower | Land — Island Gate | Gate to Seatower enters the battlefield tapped. {3}{U}, {T}: Seek a nonland card. Activate only once. {T}: Add {U}. | |
| Gate to Tumbledown | Land — Mountain Gate | Gate to Tumbledown enters the battlefield tapped. {3}{R}, {T}: Seek a nonland card. Activate only once. {T}: Add {R}. | |
| Gate to the Citadel | Land — Plains Gate | Gate to the Citadel enters the battlefield tapped. {3}{W}, {T}: Seek a nonland card. Activate only once. {T}: Add {W}. | |
| Lightform | 1WW | Enchantment | When Lightform enters the battlefield, it becomes an Aura with enchant creature. Manifest the top card of your library and attach Lightform to it. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Enchanted creature has flying and lifelink. |
| Cloudform | 1UU | Enchantment | When Cloudform enters the battlefield, it becomes an Aura with enchant creature. Manifest the top card of your library and attach Cloudform to it. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Enchanted creature has flying and hexproof. |
| Aether Tide | XU | Sorcery | As an additional cost to cast this spell, discard X creature cards. Return X target creatures to their owners' hands. |
| Howling Gale | 1G | Instant | Howling Gale deals 1 damage to each creature with flying and each player. Flashback {1}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Bond of Agony | XB | Sorcery | As an additional cost to cast this spell, pay X life. Each other player loses X life. |
| Bite Down on Crime | 3G | Sorcery | As an additional cost to cast this spell, you may collect evidence 6. This spell costs {2} less to cast if evidence was collected. (To collect evidence 6, exile cards with total mana value 6 or greater from your graveyard.) Target creature you control gets +2/+0 until end of turn. It deals damage equal to its power to target creature you don't control. |