M:tG card similarity search
B · Instant
Target creature gets -1/-1 until end of turn for each Swamp you control.
| Name | Mana | Type | Text |
|---|---|---|---|
| When Fluffy Bunnies Attack | 3B | Instant | Target creature gets -X/-X until end of turn, where X is the number of times the letter of your choice appears in that creature's name. |
| Lys Alana Scarblade | 2B | Creature — Elf Assassin | {T}, Discard an Elf card: Target creature gets -X/-X until end of turn, where X is the number of Elves you control. 1/1 |
| Neutralize the Guards | 2B | Instant | Creatures target opponent controls get -1/-1 until end of turn. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) |
| Jamming Device | Artifact — Contraption | Whenever you crank Jamming Device, creatures target player controls get -1/-1 until end of turn. | |
| Fleshformer | 2B | Creature — Human Wizard | {W}{U}{B}{R}{G}: Fleshformer gets +2/+2 and gains fear until end of turn. Target creature gets -2/-2 until end of turn. Activate only during your turn. (A creature with fear can't be blocked except by artifact creatures and/or black creatures.) 2/2 |
| Morkrut Banshee | 3BB | Creature — Spirit | Morbid — When Morkrut Banshee enters the battlefield, if a creature died this turn, target creature gets -4/-4 until end of turn. 4/4 |
| Timely Interference | U | Instant | Kicker {1}{R} (You may pay an additional {1}{R} as you cast this spell.) Target creature gets -1/-0 until end of turn. If this spell was kicked, that creature blocks this turn if able. Draw a card. |
| Dead of Winter | 2B | Sorcery | All nonsnow creatures get -X/-X until end of turn, where X is the number of snow permanents you control. |
| Stronghold Overseer | 3BBB | Creature — Demon | Flying Shadow (This creature can block or be blocked by only creatures with shadow.) {B}{B}: Creatures with shadow get +1/+0 until end of turn and creatures without shadow get -1/-0 until end of turn. 5/5 |
| Stinging Scorpion | 4B | Host Creature — Scorpion | When this creature enters the battlefield, target creature an opponent controls gets -1/-1 until end of turn. 3/2 |