# 2022 Magic: The Gathering The Brothers' War Promos #238s

> The Mightstone and Weakstone is a Legendary Artifact — Powerstone card from the Magic: The Gathering trading card game. It is part of The Brothers' War Promos set (code: PBRO) and carries a Rare rarity. This printing is a Foil promo card with a meld layout. The card has a mana cost of {5} and a mana value of 5. The artwork is by Ryan Pancoast.

Canonical URL: https://supercatch.com/product/magic-the-gathering-the-brothers-war-promos-the-mightstone-and-weakstone-238s-foil-promo

## Identity

- **Year**: 2022
- **Brand**: Magic: The Gathering
- **Set**: The Brothers' War Promos
- **Card Number**: 238s
- **Featured**: The Mightstone and Weakstone
- **Game**: Magic: The Gathering
- **Rarity**: Rare
- **Mana cost**: {5}
- **Type**: Legendary Artifact — Powerstone
- **Language**: English
- **Material**: Card Stock
- **Finish**: Foil

## Description

The Mightstone and Weakstone is a Legendary Artifact — Powerstone card from the Magic: The Gathering trading card game. It belongs to The Brothers' War Promos set (set code: PBRO) and is classified as a Rare. This product is a Foil promo card with a meld layout. It has a mana cost of {5} and a mana value of 5. The card number is 238s. The artist is Ryan Pancoast.

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Editorial content updated: 2026-10-11.

Site deployment: 2025-11-29.