---
name: "Collective Nightmare"
mana_cost: "{2}{B}"
cmc: 3
type_line: "Instant"
colors: ["B"]
color_identity: ["B"]
keywords: ["Convoke"]
set: "MOM"
set_name: "March of the Machine"
collector_number: "95"
rarity: "uncommon"
artist: "Rovina Cai"
oracle_id: "fa7b7db2-c830-405c-a5e6-e5431d573ed3"
canonical_url: "https://avascry.com/printing/collective-nightmare-mom"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Collective Nightmare
- **Mana Cost:** `{2}{B}` (CMC: 3)
- **Type:** Instant
- **Keywords:** Convoke

## Oracle Text
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.)
Target creature gets -3/-3 until end of turn.

> *Night fell all at once. Specifically, on the Phyrexian.*

## Top 4096-Dim Neural Synergies
1. [Vote Out](/printing/vote-out-eoe.md) — Sorcery
2. [Mob](/printing/mob-mh1.md) — Instant
3. [Wicked Slumber](/printing/wicked-slumber-mom.md) — Instant
4. [Overwhelm](/printing/overwhelm-m15.md) — Sorcery
5. [Pack's Favor](/printing/packs-favor-grn.md) — Instant
6. [Gather Courage](/printing/gather-courage-plst.md) — Instant

## Printing Details
- **Set:** March of the Machine (MOM) #95
- **Rarity:** Uncommon
- **Artist:** Rovina Cai
- **Total Printings:** 8 across all historical editions

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