The Key to the Vault
POTJOutlaws of Thunder Junction Promos/#54s/2024RarePromoReprint
Colour IDMV 2
Current paper retail
Card Kingdom$1.99
Cardmarket€0.74
ManaPool$1.00
TCGplayer$1.01
Buylist (dealers pay)
Card Kingdom$0.50
Paper retail history (USD)
3 providers
Latest $1.00High $1.06Low $0.89▲ 12.4%
Market and collecting
Market overview
$1.01TCGplayer, USD, retail, foil
Latest observation: 2026-11-10
7d▲ 0.0%30d▲ 2.0%90d▲ 4.1%
90d high
$1.03
90d low
$0.95
Paper printings priced
5
Currently 4th
Cheapest paper printing
$0.43
Outlaws of Thunder Junction
- Up 2.0% over the last 30 days on TCGplayer.
- This printing is the 4th cheapest paper printing currently priced (5 priced in total).
Find foil copies on eBayView on TCGplayerAffiliate. MTGPrices may earn from qualifying eBay and TCGplayer purchases.
Collect
Play
Compare printings (5 priced)
Gameplay and rules
Legendary Artifact — Equipment
Whenever equipped creature deals combat damage to a player, look at that many cards from the top of your library. You may exile a nonland card from among them. Put the rest on the bottom of your library in a random order. You may cast the exiled card without paying its mana cost.
Equip
Keywords
Equip
Card capabilities
Artifact
Derived deterministically from card types, Oracle text and keywords. Not a strategic evaluation.
Format legality
Primary formats
Eternal formats
Rulings (3)
wotc12 Apr 2024
If the spell you cast has {X} in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost.
wotc12 Apr 2024
If you cast a spell “without paying its mana cost,” you can’t choose to cast it for any alternative costs. You can, however, pay additional costs, such as kicker costs. If the spell has any mandatory additional costs, those must be paid to cast the spell.
wotc12 Apr 2024
You choose whether to cast the exiled card as The Key to the Vault’s triggered ability resolves. If you do, you do so as part of the resolution of that ability. You can’t wait to cast it later in the turn. Timing restrictions based on the card’s types are ignored.
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Ranked by shared capabilities, colour identity, mana value and type. Never by strategic judgement.
About this card
The Key to the Vault
The Key to the Vault is a Legendary Artifact — Equipment, with mana cost {1}{U} (mana value 2). Printed 5 times across MTG sets.
Format legality: Commander: legal, Modern: legal, Standard: legal, Pioneer: legal, Legacy: legal, Pauper: not_legal.
Current headline price on TCGplayer: $1.01 (up 2.0% over 30 days).
Frequently asked
The Key to the Vault FAQ
How much is The Key to the Vault worth?
The current TCGplayer USD retail price for The Key to the Vault is $1.01. It is up 2.0% over the last 30 days. Over 90 days it has ranged from $0.95 to $1.03.
What is the cheapest printing of The Key to the Vault?
The cheapest currently priced paper printing is from Outlaws of Thunder Junction at $0.43 on TCGplayer.
What is the most expensive printing of The Key to the Vault?
The most expensive currently priced paper printing is from Outlaws of Thunder Junction at $1.42 on TCGplayer.
How many printings of The Key to the Vault are there?
The Key to the Vault has been printed 5 times in English paper sets that MTGPrices tracks.
What set was The Key to the Vault first printed in?
The earliest English paper printing that MTGPrices tracks is from POTJ #54s, released 2024-04-19.
Is The Key to the Vault legal in Commander?
Yes, The Key to the Vault is currently legal in Commander per Scryfall's legality feed.
Is The Key to the Vault legal in Modern?
Yes, The Key to the Vault is currently legal in Modern per Scryfall's legality feed.
Is The Key to the Vault legal in Standard?
Yes, The Key to the Vault is currently legal in Standard per Scryfall's legality feed.