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 |
|---|---|---|---|
| Final-Word Phantom | 2U | Creature — Spirit Detective | Flash Flying During each opponent's end step, you may cast spells as though they had flash. 1/4 |
| Ancient Kavu | 3R | Creature — Kavu | {2}: Ancient Kavu becomes colorless until end of turn. 3/3 |
| Restless Reef | Land | Restless Reef enters the battlefield tapped. {T}: Add {U} or {B}. {2}{U}{B}: Until end of turn, Restless Reef becomes a 4/4 blue and black Shark creature with deathtouch. It's still a land. Whenever Restless Reef attacks, target player mills four cards. | |
| Andradite Leech | 2B | Creature — Leech | Black spells you cast cost {B} more to cast. {B}: Andradite Leech gets +1/+1 until end of turn. 2/2 |
| Teferi's Moat | 3WU | Enchantment | As Teferi's Moat enters the battlefield, choose a color. Creatures of the chosen color without flying can't attack you. |
| Final Showdown | W | Instant | Spree (Choose one or more additional costs.) + {1} — All creatures lose all abilities until end of turn. + {1} — Choose a creature you control. It gains indestructible until end of turn. + {3}{W}{W} — Destroy all creatures. |
| Blazing Shoal | XRR | Instant — Arcane | You may exile a red card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets +X/+0 until end of turn. |
| Killing Glare | XB | Instant | Destroy target creature with power X or less. |
| Black Sun's Zenith | XBB | Sorcery | Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library. |
| Viashino Racketeer | 2R | Creature — Viashino Rogue | When Viashino Racketeer enters the battlefield, you may discard a card. If you do, draw a card. 2/1 |