Quick Answer

Mycosynth Fiend is a uncommon Creature — Phyrexian Horror from ONC (ONC) costing {2}{G}. Current price: $0.15 USD. Legal in Modern. Legal in Commander.

Mycosynth Fiend MTG card

Mycosynth Fiend

Creature — Phyrexian Horror

Card Text

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

"I wish I could take credit for it, but nature progresses on its own, just the way it should." —Vorinclex, Voice of Hunger

Card Stats

2/2 uncommon CMC: 3.0 ONC ONC 🎨 Kev Walker

Market Prices

TCGPlayer
$0.15
Normal
Buy
Card Kingdom
$0.35
Normal
Buy
Cardmarket
€0.14
Normal
Buy
Prices updated: 2025-12-04

Format Legality

Commander Legal
Duel Legal
Legacy Legal
Modern Legal
Oathbreaker Legal
Penny Legal
Predh Legal
Vintage Legal

Similar Cards

Other Printings (2 total)

Community Stats

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Decks Using This Card
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Often Played With

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Frequently Asked Questions

What is Mycosynth Fiend? Basics

Mycosynth Fiend is a Creature — Phyrexian Horror card from the Magic: The Gathering trading card game.

Its ability reads: "This creature gets +1/+1 for each poison counter your opponents have."

How much mana does Mycosynth Fiend cost to cast? Basics

Mycosynth Fiend has a mana cost of {2}{G}, which equals 3.0 total mana (converted mana cost/mana value).

It requires G mana to cast.

What does mana cost mean in Magic: The Gathering? Basics

Mana cost is the amount and type of mana required to cast a spell in Magic: The Gathering.

Mycosynth Fiend's mana cost of {2}{G} means you need to pay that much mana from your lands or other sources.

Colored symbols (W=White, U=Blue, B=Black, R=Red, G=Green) must be paid with that specific color, while numbers can be paid with any color.

What is converted mana cost (CMC) or mana value? Basics

Converted mana cost (now officially called "mana value") is the total amount of mana in a card's mana cost, regardless of color.

Mycosynth Fiend has a mana value of 3.0. This is important for effects that care about a spell's total cost, like cascade or cards that say "mana value 3 or less."

What is oracle text? Basics

Oracle text is the official, current rules text for a Magic card as maintained by Wizards of the Coast. It supersedes any printed text on older cards.

Mycosynth Fiend's current oracle text is: "This creature gets +1/+1 for each poison counter your opponents have."

What is the current price of Mycosynth Fiend? Pricing

The current market price for Mycosynth Fiend is approximately $0.15 USD on TCGPlayer.

On Cardmarket (Europe), it's approximately €0.14 EUR.

Where can I buy Mycosynth Fiend? Pricing

You can purchase Mycosynth Fiend from major MTG retailers including:

Prices vary by condition and printing. Check multiple sellers to find the best price.

What is the difference between normal and foil cards? Pricing

Foil cards have a shiny, holographic finish that makes them more collectible. They are functionally identical to normal cards but typically cost more due to their rarity and visual appeal.

Is Mycosynth Fiend legal in Standard? Legality

Format legality information for Mycosynth Fiend in Standard is not available.

Standard is a rotating format that only allows cards from the most recent sets.

Is Mycosynth Fiend legal in Modern? Legality

Mycosynth Fiend is Legal in Modern format.

Modern includes all cards printed in a standard-legal set from 8th Edition forward.

Is Mycosynth Fiend legal in Commander (EDH)? Legality

Mycosynth Fiend is Legal in Commander (EDH) format.

Commander is a casual multiplayer format where you build a 100-card singleton deck around a legendary creature.

Is Mycosynth Fiend legal in Pioneer? Legality

Format legality information for Mycosynth Fiend in Pioneer is not available.

Pioneer is a non-rotating format that includes all standard-legal sets from Return to Ravnica forward.

Is Mycosynth Fiend legal in Legacy? Legality

Mycosynth Fiend is Legal in Legacy format.

Legacy allows almost all cards ever printed, with a substantial ban list for balance.

Is Mycosynth Fiend legal in Vintage? Legality

Mycosynth Fiend is Legal in Vintage format.

Vintage is the most permissive format, allowing almost all cards with only a minimal ban list. Some powerful cards are "Restricted" (limited to 1 copy).

Is Mycosynth Fiend legal in Pauper? Legality

Format legality information for Mycosynth Fiend in Pauper is not available.

Pauper only allows cards that have been printed at common rarity in a paper or online set.

What is format legality in MTG? Legality

Format legality indicates which official MTG formats allow a card to be played:

  • Legal: Card is allowed in the format
  • Banned: Card is prohibited from play
  • Restricted: Limited to 1 copy (Vintage only)
  • Not Legal: Card was never part of that format's card pool

Different formats have different banned lists based on power level and game balance.

What set is Mycosynth Fiend from? Details

This printing of Mycosynth Fiend is from ONC (ONC), with collector number 109.

Mycosynth Fiend may also appear in other MTG sets with different art or special treatments.

What is Mycosynth Fiend's rarity? Details

Mycosynth Fiend is a uncommon card in ONC.

Card rarity affects both availability and price. From rarest to most common: Mythic Rare → Rare → Uncommon → Common.

Who illustrated Mycosynth Fiend? Details

Mycosynth Fiend was illustrated by Kev Walker.

Magic: The Gathering features artwork from hundreds of talented artists, and many cards have been reprinted with new art over the years.

What is Mycosynth Fiend's power and toughness? Details

Mycosynth Fiend is a 2/2 creature.

Power (2) determines how much combat damage the creature deals. Toughness (2) determines how much damage it can take before being destroyed.

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