M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Night of Souls' Betrayal | 2BB | Legendary Enchantment | All creatures get -1/-1. |
| 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. |
| Holy Light | 2W | Instant | Nonwhite creatures get -1/-1 until end of turn. |
| Festergloom | 2B | Sorcery | Nonblack creatures get -1/-1 until end of turn. |
| Stench of Decay | 1BB | Instant | Nonartifact creatures get -1/-1 until end of turn. |
| Eyeblight Massacre | 2BB | Sorcery | Non-Elf creatures get -2/-2 until end of turn. |
| Biting Rain | 2BB | Sorcery | All creatures get -2/-2 until end of turn. Madness {2}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) |
| Ray of Enfeeblement | B | Instant | Target creature gets -4/-1 until end of turn. If that creature is white, it gets -4/-4 until end of turn instead. |
| Bone Flute | 3 | Artifact | {2}, {T}: All creatures get -1/-0 until end of turn. |
| Hell Swarm | B | Instant | All creatures get -1/-0 until end of turn. |