M:tG card similarity search
B · Instant
Put a -1/-1 counter on target creature. When that creature dies this turn, its controller gets a poison counter.
| Name | Mana | Type | Text |
|---|---|---|---|
| Aboroth | 4GG | Creature — Elemental | Cumulative upkeep—Put a -1/-1 counter on Aboroth. (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.) 9/9 |
| Elvish Dreadlord | 3BB | Creature — Zombie Elf | Deathtouch When Elvish Dreadlord dies, non-Elf creatures get -3/-3 until end of turn. Encore {5}{B}{B} ({5}{B}{B}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.) 3/3 |
| Life Matrix | 4 | Artifact | {4}, {T}: Put a matrix counter on target creature and that creature gains "Remove a matrix counter from this creature: Regenerate this creature." Activate only during your upkeep. |
| Noxious Bayou | Land | {T}: Add {B} or {G}. You get a poison counter. | |
| Loathsome Catoblepas | 5B | Creature — Beast | {2}{G}: Loathsome Catoblepas must be blocked this turn if able. When Loathsome Catoblepas dies, target creature an opponent controls gets -3/-3 until end of turn. 3/3 |
| Wicked Slumber | 3U | Instant | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Tap up to two target creatures. Put a stun counter on either of them. Then put a stun counter on either of them. (If a permanent with a stun counter would become untapped, remove one from it instead.) |
| Negate | 1U | Instant | Counter target noncreature spell. |
| Psionic Pulse | 2U | Instant — Adventure | Counter target noncreature spell. (Then exile this card. You may cast the creature later from exile.) |
| Spite | 3U | Instant | Counter target noncreature spell. |
| Festering March | 3BB | Sorcery | Creatures your opponents control get -1/-1 until end of turn. Exile Festering March with three time counters on it. Suspend 3—{2}{B} (Rather than cast this card from your hand, you may pay {2}{B} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) |