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Storm the Vault // Vault of Catlacan

Legendary Enchantment // Legendary Land

Whenever one or more creatures you control deal combat damage to a player, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")
At the beginning of your end step, if you control five or more artifacts, transform Storm the Vault.

CMC
4
Mana cost
{2}{U}{R}
Color identity
RU
Rarity
rare
Set
Rivals of Ixalan
Price
$6.61
EDHREC rank
#3293
Buy on TCGplayer
Storm the Vault // Vault of Catlacan card art
Storm the Vault // Vault of Catlacan flips into a Tolarian Academy for artifact-heavy blue-red decks, and that back face alone justifies the slot. Commanders like Tetzin, Gnome Champion lean on it hard — The Enigma Jewel // Locus of Enlightenment strategies aside, few four-mana enchantments offer this kind of mana ceiling.

Best Commanders

Commanders with the highest synergy

01

Tetzin, Gnome Champion

47.7% of decks · synergy 0.45

Tetzin, Gnome Champion runs Storm the Vault // Vault of Catlacan in nearly half its decks because Tetzin's artifact token generation flips the enchantment fast and then immediately cashes in the Vault face for enormous mana.

03
Saheeli, the Gifted

Saheeli, the Gifted

41.3% of decks · synergy 0.37

Saheeli, the Gifted reduces artifact costs with her plus ability, so Storm the Vault // Vault of Catlacan's back face produces the burst mana that lets Saheeli land a game-ending artifact ahead of schedule.

05
Galazeth Prismari

Galazeth Prismari

31.2% of decks · synergy 0.27

Galazeth Prismari already taps artifacts for mana, so Storm the Vault // Vault of Catlacan stacks on top of that engine — once flipped, the two effects together can produce absurd mana totals off a modest artifact board.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander legal
legacy legal
modern legal
pioneer legal
standard not legal
vintage legal
pauper not legal
oathbreaker legal

Commander is where Storm the Vault // Vault of Catlacan does its best work — the 100-card singleton format gives artifact-heavy decks the critical mass of triggers needed to flip it consistently, and the Vault face's uncapped mana output is most punishing in a multiplayer game where opponents have limited windows to answer an enchantment. In Pioneer and Modern it's legal but sees almost no competitive play; the flip condition is too slow for those formats' aggressive pacing, and Tolarian Academy itself is banned in Legacy and Vintage precisely because that effect is broken, making the Vault face a reasonable facsimile that still doesn't translate to a reliable win condition in 60-card formats. Oathbreaker can support it in the right artifact shell, but Commander remains the clear home.

Key Combos

Combo lines featuring this card

Budget Alternatives

Cheaper options that do most of the same work

Inspiring Statuary converts your artifacts into Improvise fodder and costs under $1, approximating the cost-reduction angle of the Vault face without requiring a flip condition. It doesn't produce floating mana the same way Storm the Vault // Vault of Catlacan does, but in a dense artifact deck it often shaves enough off your spells to serve the same role at a fraction of the price.

Price Context

Current price

$6.61 mid tier

At $6.61, Storm the Vault // Vault of Catlacan sits in mid-tier pricing — fair for a card with a high synergy ceiling but narrow enough homes that it won't spike unless a new artifact commander breaks out. It's a reasonable pickup for any blue-red artifact deck; the price reflects genuine utility rather than hype.

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Sources

Mentioned

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Updated . Data from Scryfall, EDHREC, and Commander Spellbook.