---
name: "Billowing Shriekmass"
mana_cost: "{3}{B}"
cmc: 4
type_line: "Creature — Spirit"
colors: ["B"]
color_identity: ["B"]
keywords: ["Flying", "Threshold", "Mill"]
set: "FDN"
set_name: "Foundations"
collector_number: "56"
rarity: "uncommon"
artist: "Brent Hollowell"
oracle_id: "ce45d6bd-74e3-401b-983d-028d3fb942da"
canonical_url: "https://avascry.com/printing/billowing-shriekmass-fdn"
legalities:
  commander: "legal"
  standard: "legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Billowing Shriekmass
- **Mana Cost:** `{3}{B}` (CMC: 4)
- **Type:** Creature — Spirit
- **Power/Toughness:** 2/3
- **Keywords:** Flying, Threshold, Mill

## Oracle Text
Flying
When this creature enters, mill three cards. (Put the top three cards of your library into your graveyard.)
Threshold — This creature gets +2/+1 as long as there are seven or more cards in your graveyard.

## Top 4096-Dim Neural Synergies
1. [Bloodcurdler](/printing/bloodcurdler-ody.md) — Creature — Horror
2. [Screaming Phantom](/printing/screaming-phantom-lci.md) — Creature — Spirit
3. [Boneshard Slasher](/printing/boneshard-slasher-tor.md) — Creature — Horror
4. [Childhood Horror](/printing/childhood-horror-ody.md) — Creature — Horror
5. [Possessed Aven](/printing/possessed-aven-tor.md) — Creature — Bird Soldier Horror
6. [Mystic Visionary](/printing/mystic-visionary-ody.md) — Creature — Human Nomad Mystic

## Printing Details
- **Set:** Foundations (FDN) #56
- **Rarity:** Uncommon
- **Artist:** Brent Hollowell
- **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`