---
name: "Failed Conversion"
mana_cost: "{4}{B}"
cmc: 5
type_line: "Enchantment — Aura"
colors: ["B"]
color_identity: ["B"]
keywords: ["Surveil", "Enchant"]
set: "MOM"
set_name: "March of the Machine"
collector_number: "103"
rarity: "common"
artist: "Jodie Muir"
oracle_id: "e0930791-72b0-4d8b-b242-7b4094fed14e"
canonical_url: "https://avascry.com/printing/failed-conversion-mom"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "legal"
---

# Failed Conversion
- **Mana Cost:** `{4}{B}` (CMC: 5)
- **Type:** Enchantment — Aura
- **Keywords:** Surveil, Enchant

## Oracle Text
Enchant creature
Enchanted creature gets -4/-4.
When enchanted creature dies, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

## Top 4096-Dim Neural Synergies
1. [Disturbing Conversion](/printing/disturbing-conversion-mom.md) — Enchantment — Aura
2. [Screams from Within](/printing/screams-from-within-soc.md) — Enchantment — Aura
3. [Mourning](/printing/mourning-inv.md) — Enchantment — Aura
4. [Death Watch](/printing/death-watch-vis.md) — Enchantment — Aura
5. [Neutralize the Guards](/printing/neutralize-the-guards-otj.md) — Instant
6. [Death's Approach](/printing/deaths-approach-gtc.md) — Enchantment — Aura

## Printing Details
- **Set:** March of the Machine (MOM) #103
- **Rarity:** Common
- **Artist:** Jodie Muir
- **Total Printings:** 8 across all historical editions

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