---
name: "Spontaneous Mutation"
mana_cost: "{U}"
cmc: 1
type_line: "Enchantment — Aura"
colors: ["U"]
color_identity: ["U"]
keywords: ["Enchant", "Flash"]
set: "EMN"
set_name: "Eldritch Moon"
collector_number: "74"
rarity: "common"
artist: "Christopher Moeller"
oracle_id: "ab78fa13-f599-4d08-bd27-d3d8740ae58f"
canonical_url: "https://avascry.com/printing/spontaneous-mutation-emn"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "legal"
---

# Spontaneous Mutation
- **Mana Cost:** `{U}` (CMC: 1)
- **Type:** Enchantment — Aura
- **Keywords:** Enchant, Flash

## Oracle Text
Flash
Enchant creature
Enchanted creature gets -X/-0, where X is the number of cards in your graveyard.

## Top 4096-Dim Neural Synergies
1. [So Tiny](/printing/so-tiny-j22.md) — Enchantment — Aura
2. [Unstable Mutation](/printing/unstable-mutation-5ed.md) — Enchantment — Aura
3. [Erratic Mutation](/printing/erratic-mutation-tsr.md) — Instant
4. [Aura Mutation](/printing/aura-mutation-c16.md) — Instant
5. [Disturbing Conversion](/printing/disturbing-conversion-mom.md) — Enchantment — Aura
6. [Fatal Mutation](/printing/fatal-mutation-scg.md) — Enchantment — Aura

## Printing Details
- **Set:** Eldritch Moon (EMN) #74
- **Rarity:** Common
- **Artist:** Christopher Moeller
- **Total Printings:** 22 across all historical editions

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