M:tG card similarity search
UB · Creature — Siren
Flying {1}{U}: Target creature an opponent controls attacks this turn if able. {1}{B}, {T}: Attacking creatures get -1/-1 until end of turn. 1/2
| Name | Mana | Type | Text |
|---|---|---|---|
| Hideous Laughter | 2BB | Instant — Arcane | All creatures get -2/-2 until end of turn. Splice onto Arcane {3}{B}{B} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.) |
| Peppersmoke | B | Tribal Instant — Faerie | Target creature gets -1/-1 until end of turn. If you control a Faerie, draw a card. |
| Phyrexian Plaguelord | 3BB | Creature — Phyrexian Carrier | {T}, Sacrifice Phyrexian Plaguelord: Target creature gets -4/-4 until end of turn. Sacrifice a creature: Target creature gets -1/-1 until end of turn. 4/4 |
| Tomb Hex | 2B | Instant | Target creature gets -2/-2 until end of turn. Landfall — If you had a land enter the battlefield under your control this turn, that creature gets -4/-4 until end of turn instead. |
| Krosan Constrictor | 3G | Creature — Snake | Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) {T}: Target black creature gets -2/-0 until end of turn. 2/2 |
| Blight-Breath Catoblepas | 4BB | Creature — Beast | When Blight-Breath Catoblepas enters the battlefield, target creature an opponent controls gets -X/-X until end of turn, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) 3/2 |
| Lethal Exploit | 1B | Instant | Target creature gets -2/-2 until end of turn. It gets an additional -1/-1 until end of turn for each modified creature you controlled as you cast this spell. (Equipment, Auras you control, and counters are modifications.) |
| Fyndhorn Pollen | 2G | Enchantment | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) All creatures get -1/-0. {1}{G}: All creatures get -1/-0 until end of turn. |
| Final Flourish | 1B | Instant | Kicker—Sacrifice an artifact or creature. (You may sacrifice an artifact or creature in addition to any other costs as you cast this spell.) Target creature gets -2/-2 until end of turn. If this spell was kicked, that creature gets -6/-6 until end of turn instead. |
| Bile Blight | BB | Instant | Target creature and all other creatures with the same name as that creature get -3/-3 until end of turn. |