---
name: "Mycosynth Fiend"
mana_cost: "{2}{G}"
cmc: 3
type_line: "Creature — Phyrexian Horror"
colors: ["G"]
color_identity: ["G"]
keywords: []
set: "ONC"
set_name: "Phyrexia: All Will Be One Commander"
collector_number: "109"
rarity: "uncommon"
artist: "Kev Walker"
oracle_id: "e7c4bc25-806c-4a75-85bf-a0e66308d5d8"
canonical_url: "https://avascry.com/printing/mycosynth-fiend-onc"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "legal"
---

# Mycosynth Fiend
- **Mana Cost:** `{2}{G}` (CMC: 3)
- **Type:** Creature — Phyrexian Horror
- **Power/Toughness:** 2/2

## Oracle Text
This creature gets +1/+1 for each poison counter your opponents have.

> *"Vorrei potermene attribuire il merito, ma la natura progredisce per suo conto, proprio come dovrebbe."
—Vorinclex, Voce della Fame*

## Top 4096-Dim Neural Synergies
1. [Viridian Betrayers](/printing/viridian-betrayers-nph.md) — Creature — Phyrexian Elf Warrior
2. [Phyrexian Vatmother](/printing/phyrexian-vatmother-plst.md) — Creature — Phyrexian Horror
3. [Phyresis Outbreak](/printing/phyresis-outbreak-onc.md) — Sorcery
4. [Phyrexian Swarmlord](/printing/phyrexian-swarmlord-onc.md) — Creature — Phyrexian Insect Horror
5. [Reaper of Sheoldred](/printing/reaper-of-sheoldred-plst.md) — Creature — Phyrexian Horror
6. [Venerated Rotpriest](/printing/venerated-rotpriest-one.md) — Creature — Phyrexian Druid

## Printing Details
- **Set:** Phyrexia: All Will Be One Commander (ONC) #109
- **Rarity:** Uncommon
- **Artist:** Kev Walker
- **Total Printings:** 17 across all historical editions

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