What is the mana cost of Double Major in Magic: The Gathering?

The mana cost for Double Major is {G}{U}, requiring one green mana and one blue mana to cast. This makes it compatible with decks that utilize both green and blue mana bases.

How does the Double Major card mechanic work?

Double Major allows you to copy a target creature spell you control. A key limitation is that the copy is not legendary if the original spell is legendary, which affects how it interacts with legendary rules in the game.

What set is the Double Major 179p promo card from?

This card is part of the Strixhaven: School of Mages Promos set, released in 2021. It features the card number 179p and is known for its rare foil treatment within that promotional series.

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Reference artwork · details may differ from this copy

About This Card

The Double Major foil promo card from Magic: The Gathering's 2021 Strixhaven: School of Mages Promos set. This rare instant offers collectors a distinct finish and powerful gameplay utility.

Double Major

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

2021 Magic: The Gathering Strixhaven: School of Mages Promos

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Market Value

Raw/Ungraded Market: $2.24

Updated 11 days ago

Based on TCGplayer Market (reference)Last Updated Sep 15, 2026Check Price Guide

Market & Price History

Condition	Value	Source	Trend	Price Details
	$2.24Sep 15, 2026	Guide Estimate	+0.9%
Based on TCGplayer Market (reference) Estimate: $2.24, based on Guide Estimate. Source date not availableCaptured Sep 15, 2026Few comparable observations are available, so this estimate may be less reliable. Over the last 30 days, stored prices ranged from $2.22 to $2.24 across 2 capture days. Change between Sep 4, 2026 and Sep 15, 2026: 0.9%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.

$2.24Sep 15, 2026
Source
Guide Estimate
Trend
+0.9%
Price Details
Based on TCGplayer Market (reference)
Estimate: $2.24, based on Guide Estimate.
Source date not availableCaptured Sep 15, 2026Few comparable observations are available, so this estimate may be less reliable.
Over the last 30 days, stored prices ranged from $2.22 to $2.24 across 2 capture days. Change between Sep 4, 2026 and Sep 15, 2026: 0.9%. Compares the same source, grade and signed status. Capture days are not completed-sale counts.

30-day Price History

Raw / Ungraded

TCGplayer Market (reference) · Guide Estimate evidence · captured Sep 15, 2026

Each point is the last stored observation that day for this printing, condition, grader, autograph status and source. Gaps mean no observation; guide estimates and asking prices are not completed sales.

Product Overview

Description

The Double Major card, designated as 179p within the Strixhaven: School of Mages Promos set, is a sought-after foil release from Magic: The Gathering's 2021 catalog. As a rare instant card, it has carved out a unique niche among collectors who appreciate both the aesthetic appeal of premium finishes and the strategic depth of the game's mechanics. From a gameplay perspective, Double Major provides significant versatility. It allows players to copy a target creature spell they control, with the specific caveat that if the original spell is legendary, the copy will not be. This mechanic enables creative strategies, allowing wizards to leverage powerful creature effects without the restrictions typically associated with legendary rules. The mana cost of {G}{U} makes it accessible in formats that support both green and blue mana, broadening its potential applications for TCG enthusiasts. Collectors often seek out the foil treatment of this promo card for its shimmering finish and the prestige associated with rare variants. The Strixhaven: School of Mages Promos set was released in 2021, marking a significant chapter in Magic: The Gathering's history by introducing the academic theme of the eponymous schools. Whether you are building a themed collection of Strixhaven promos or looking for a powerful tool to enhance your gameplay, Double Major offers a compelling combination of art, rarity, and function.

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