---
name: "Miasma Demon"
mana_cost: "{4}{B}{B}"
cmc: 6
type_line: "Creature — Demon"
colors: ["B"]
color_identity: ["B"]
keywords: ["Flying"]
set: "DSK"
set_name: "Duskmourn: House of Horror"
collector_number: "109"
rarity: "uncommon"
artist: "Mathias Kollros"
oracle_id: "b1df6475-e1e8-4ef3-a7b2-919d5f121c57"
canonical_url: "https://avascry.com/printing/miasma-demon-dsk"
legalities:
  commander: "legal"
  standard: "legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Miasma Demon
- **Mana Cost:** `{4}{B}{B}` (CMC: 6)
- **Type:** Creature — Demon
- **Power/Toughness:** 5/4
- **Keywords:** Flying

## Oracle Text
Flying
When this creature enters, you may discard any number of cards. When you do, up to that many target creatures each get -2/-2 until end of turn.

> *"Silenzio, formichine. Posso liberarvi dei vostri problemi con un soffio. In cambio non chiedo altro che una goccia di sangue... e una promessa."*

## Top 4096-Dim Neural Synergies
1. [Demon of Dark Schemes](/printing/demon-of-dark-schemes-klr.md) — Creature — Demon
2. [Abyssal Horror](/printing/abyssal-horror-s99.md) — Creature — Horror
3. [Carnifex Demon](/printing/carnifex-demon-ajmp.md) — Creature — Phyrexian Demon
4. [Pestilence Demon](/printing/pestilence-demon-ddr.md) — Creature — Demon
5. [Abyssal Specter](/printing/abyssal-specter-dvd.md) — Creature — Specter
6. [Shadowborn Demon](/printing/shadowborn-demon-m14.md) — Creature — Demon

## Printing Details
- **Set:** Duskmourn: House of Horror (DSK) #109
- **Rarity:** Uncommon
- **Artist:** Mathias Kollros
- **Total Printings:** 6 across all historical editions

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