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PROMO
About This Card

The 2021 Strixhaven: School of Mages Promos release features Devastating Mastery, a rare foil sorcery card numbered 14s.

Devastating Mastery

2021 • Magic: The Gathering • Strixhaven: School of Mages Promos

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Market Value
Raw/Ungraded Market: $0.48
Updated about 16 hours ago
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Raw / Ungraded

TCGplayer Market (reference) · Guide Estimate evidence · captured Nov 11, 2026

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Product Overview

Description

Devastating Mastery is a white sorcery from the 2021 Strixhaven: School of Mages Promos expansion, carrying the specific catalog number 14s. Illustrated by Jake Murray, this foil card features a mana cost of {2}{W}{W}{W}{W} with a mana value of six. The card offers an alternative cost of {2}{W}{W} that, if paid, allows an opponent to choose up to two nonland permanents they control and return them to their owner's hand. Otherwise, the spell destroys all nonland permanents on the battlefield. As a rare promo variant, Devastating Mastery holds a distinct place for Magic: The Gathering enthusiasts who track specific set releases and foil treatments. The Strixhaven: School of Mages Promos set captures the whimsical academic atmosphere of the setting through its unique distribution and design elements. The Strixhaven: School of Mages Promos card Devastating Mastery (14s) features a foil finish and artwork by Jake Murray. This product represents a tangible piece of the 2021 MTG landscape, appealing to those who value specific card numbers and promotional exclusives. Whether viewed as a functional game piece or a collectible artifact, Devastating Mastery stands as a notable entry in the broader catalog of Magic: The Gathering cards. The card is a white Sorcery with mana cost {2}{W}{W}{W}{W} that allows you to pay {2}{W}{W} instead; if that cost is paid, an opponent returns up to two nonland permanents to their hand, and the spell then destroys all nonland permanents.

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Product Specs

Card Details

The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.

Catalog Profile

The core identity of the card within the set.

Year

2021

Series

Strixhaven: School of Mages Promos

Card Number

#14s

Featured Subject

The subject, team, league, and sport context tied to this card.

Game

Magic: The Gathering

TCG Attributes

Rarity, print treatment, and game-specific stats for this card.

Rarity

Rare

Artist

Jake Murray

Material

Card Stock

Language

English

Finish

Foil

Mana cost

{2}{W}{W}{W}{W}

Type

Sorcery

Color

W

Card Text

Abilities, attacks, oracle text, and flavor text printed on the card.

You may pay {2}{W}{W} rather than pay this spell's mana cost. If the {2}{W}{W} cost was paid, an opponent chooses up to two nonland permanents they control and returns them to their owner's hand. Destroy all nonland permanents.

Collector Highlights

Notable collectible traits associated with this card profile.

Promo

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FAQ

Frequently Asked Questions

What set does card number 14s belong to?

Card number 14s is part of the Strixhaven: School of Mages Promos set released in 2021. It is a rare foil promo card featuring the sorcery Devastating Mastery.

Who illustrated the Devastating Mastery promo card?

The artwork for the Strixhaven: School of Mages Promos version of Devastating Mastery (14s) was created by Jake Murray.

What is the mana cost of Devastating Mastery?

Devastating Mastery has a mana cost of {2}{W}{W}{W}{W} and a mana value of six. It can be cast for an alternative cost of {2}{W}{W} to trigger a specific effect.

Cards Named Devastating Mastery

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