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  6. Promise of Loyalty

Magic · Commander: Marvel Super Heroes · #142 · Rare

Promise of Loyalty

Magic card price for Promise of Loyalty: $0.26 market, from $0.10 at the cheapest listing, Normal printing, updated Oct 18, 2026. Full price history since Jun 14, 2026 below.

Market price · Normal · Oct 18, 2026
$0.26
−13.3% this week · +4.0% in 30 days
Buy on eBay →
1 day−10.3%
7 days−13.3%
30 days+4.0%
90 days+23.8%
1 year—
All time−52.7%

Sellers right now

$0.10lowest listing$19.95highest
Market price$0.26
Mid listing$0.30
30-day avg$0.29

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$0.26
Cardmarket$0.24 €0.21

EUR converted at 1.1253 (ECB reference rate). Shipping and condition not included.

One year

$0.1952-week low$0.5552-week high
In the range19%
All-time low$0.19
All-time high$0.55
First priceJun 14, 2026
Normal · market price
$0.17$0.31$0.45$0.59
$0.26
Jun 14Jul 26Sep 6Oct 18
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Promise of Loyalty was released in June 2026. Launch-week prices are left out here: before supply arrives they are mostly guesses. The cheapest listing right now is $0.10, and the 30-day average market price is $0.29.

Printings

PrintingMarketLowHigh7d
Normal$0.26$0.10$19.95−13.3%

The card in play

Type line
Sorcery
Rules text

Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it.

Flavor

And so was born the Fantastic Four! And from that moment on, the world would never again be the same!

Other printings of Promise of Loyalty

12 more · $0.25 – $5.40
All printings
Promise of Loyalty (Surge Foil) (249), Commander: FINAL FANTASY — Magic card price −0.6% 7d Promise of Loyalty (Surge Foil) Commander: FINAL FANTASY · #249 $5.40 Promise of Loyalty (Extended Art) (348), Commander 2021 — Magic card price +2.6% 7d Promise of Loyalty (Extended Art) Commander 2021 · #348 $2.73 Promise of Loyalty (148), The List Reprints — Magic card price — 7d Promise of Loyalty The List Reprints · #148 $1.30 Promise of Loyalty (Extended Art) (319), Commander: Marvel Super Heroes — Magic card price +2.1% 7d Promise of Loyalty (Extended Art) Commander: Marvel Super Heroes · #319 $0.96 Promise of Loyalty (21), Commander 2021 — Magic card price 0.0% 7d Promise of Loyalty Commander 2021 · #21 $0.42

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