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 |
|---|---|---|---|
| Hatred | 3BB | Instant | As an additional cost to cast this spell, pay X life. Target creature gets +X/+0 until end of turn. |
| Feral Ridgewolf | 2R | Creature — Wolf | Trample {1}{R}: Feral Ridgewolf gets +2/+0 until end of turn. 1/2 |
| Finale of Eternity | XBB | Sorcery | Destroy up to three target creatures with toughness X or less. If X is 10 or more, return all creature cards from your graveyard to the battlefield. |
| Hidden Horror | 1BB | Creature — Horror | When Hidden Horror enters the battlefield, sacrifice it unless you discard a creature card. 4/4 |
| Chandra's Incinerator | 5R | Creature — Elemental | This spell costs {X} less to cast, where X is the total amount of noncombat damage dealt to your opponents this turn. Trample Whenever a source you control deals noncombat damage to an opponent, Chandra's Incinerator deals that much damage to target creature or planeswalker that player controls. 6/6 |
| Sylvan Safekeeper | G | Creature — Human Wizard | Sacrifice a land: Target creature you control gains shroud until end of turn. (It can't be the target of spells or abilities.) 1/1 |
| Archipelagore | 5UU | Creature — Leviathan | Mutate {5}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, tap up to X target creatures, where X is the number of times this creature has mutated. Those creatures don't untap during their controller's next untap step. 7/7 |
| Bloodline Necromancer | 4B | Creature — Vampire Wizard | Lifelink When Bloodline Necromancer enters the battlefield, you may return target Vampire or Wizard creature card from your graveyard to the battlefield. 3/2 |
| Pendelhaven | Legendary Land | {T}: Add {G}. {T}: Target 1/1 creature gets +1/+2 until end of turn. | |
| Magma Sliver | 3R | Creature — Sliver | All Slivers have "{T}: Target Sliver creature gets +X/+0 until end of turn, where X is the number of Slivers on the battlefield." 3/3 |