# 2021 Magic: The Gathering Magic Online Promos #88266

> Burning-Rune Demon is a Magic: The Gathering trading card game card from the Magic Online Promos set (set code PRM). It is a Mythic Rare Creature — Demon Berserker with a mana cost of {4}{B}{B} and a mana value of 6. The card has a color identity of B and power/toughness of 6/6. It was illustrated by Andrew Mar and carries card number 88266.

Canonical URL: https://supercatch.com/product/magic-the-gathering-magic-online-promos-burning-rune-demon-88266-promo-mythic-rare

## Identity

- **Year**: 2021
- **Brand**: Magic: The Gathering
- **Set**: Magic Online Promos
- **Card Number**: 88266
- **Featured**: Burning-Rune Demon
- **Game**: Magic: The Gathering
- **Rarity**: Mythic Rare
- **Mana cost**: {4}{B}{B}
- **Type**: Creature — Demon Berserker
- **Power / Toughness**: 6 / 6
- **Color**: B
- **Language**: English
- **Material**: Card Stock
- **Finish**: Normal

## Description

Burning-Rune Demon is a Magic: The Gathering trading card game card from the Magic Online Promos set (set code PRM). It is a Mythic Rare Creature — Demon Berserker with a mana cost of {4}{B}{B} and a mana value of 6. The card has a color identity of B and power/toughness of 6/6. It was illustrated by Andrew Mar and carries card number 88266.

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Editorial content updated: 2026-10-11.

Site deployment: 2025-11-29.