---
name: "Hell Swarm"
mana_cost: "{B}"
cmc: 1
type_line: "Instant"
colors: ["B"]
color_identity: ["B"]
keywords: []
set: "LEG"
set_name: "Legends"
collector_number: "103"
rarity: "common"
artist: "Christopher Rush"
oracle_id: "f8df23ed-e239-435a-a4a9-cf10da6df28f"
canonical_url: "https://avascry.com/printing/hell-swarm-leg"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "not_legal"
---

# Hell Swarm
- **Mana Cost:** `{B}` (CMC: 1)
- **Type:** Instant

## Oracle Text
All creatures get -1/-0 until end of turn.

> *The brightness of day turned in an instant to dusk as the swarm descended upon the battlefield.*

## Top 4096-Dim Neural Synergies
1. [Infest](/printing/infest-prm.md) — Sorcery
2. [Mutilate](/printing/mutilate-gvl.md) — Sorcery
3. [Marsh Gas](/printing/marsh-gas-drk.md) — Instant
4. [Shrivel](/printing/shrivel-m14.md) — Sorcery
5. [Nausea](/printing/nausea-ema.md) — Sorcery
6. [Languish](/printing/languish-pori.md) — Sorcery

## Printing Details
- **Set:** Legends (LEG) #103
- **Rarity:** Common
- **Artist:** Christopher Rush
- **Total Printings:** 2 across all historical editions

## Format Legalities
Commander: `legal` | Standard: `not_legal` | Modern: `not_legal` | Pioneer: `not_legal` | Legacy: `legal` | Vintage: `legal` | Pauper: `legal` | Penny: `not_legal`