Buy / view
TCGplayer is an affiliate link — we may earn a commission, at no extra cost to you.
Promise of Loyalty
March of the Machine Commander (MOC) · #200 · rare · mtg
Sorcery
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.
DeckSpec Pricei
$0.36
Condition
Weighted composite · smoothed against one-off swings.
Current prices
Condition
Non-foilNM
| cardkingdom | $0.49 | 2026-07-24 |
| Cardmarket | ≈$0.45 | 2026-08-08 |
| MTGO | ≈$0.73 | 2026-08-08 |
| TCGplayer | $0.38 | 2026-08-08 |
Non-USD sources (e.g. Cardmarket, EUR) are shown converted to USD at €1 ≈ $1.15 — indicative, not an exact quote.
Prices update daily · last checked Sun Aug 09. Indicative, not offers — how we price.
Price history (last 180 days)
Condition key
NM Near MintLP Lightly PlayedMP Moderately PlayedHP Heavily PlayedDMG Damaged
Recorded prices are Near Mint; LP–DMG are estimated from standard hobby multipliers (foils discounted more steeply) — a guide, not a market quote.
Add to collection
Watch price
Other printings (10)
MSC #142
Marvel Super Heroes Commander
$0.21
MSC #319
Marvel Super Heroes Commander
$0.71
SOC #161
Secrets of Strixhaven Commander
$0.36
FIC #249
Final Fantasy Commander
$0.31
BLC #148
Bloomburrow Commander
$0.38
MKC #79
Murders at Karlov Manor Commander
$0.31
CMM #833
Commander Masters
$0.39
PRM #89994
Magic Online Promos
unpriced
C21 #21
Commander 2021
$0.46
C21 #348
Commander 2021
$2.88
Cards like this
Phyrexian Rebirth
MOC #199
$0.38
Fell the Mighty
MOC #185
$0.37
Hour of Reckoning
MOC #190
$0.41
Path of the Ghosthunter
MOC #105
$0.27
Path of the Ghosthunter
MOC #18
$0.27
Battle Screech
MOC #174
$0.23
Excise the Imperfect
MOC #14
$0.38
Angel of Finality
MOC #169
$0.38
Elspeth's Talent
MOC #80
$0.38
Worthy Knight
MOC #217
$0.37
Vulpine Harvester
MOC #19
$0.37
Silverwing Squadron
MOC #207
$0.40
Compare Promise of Loyalty vs:Phyrexian RebirthFell the MightyHour of ReckoningPath of the GhosthunterPath of the Ghosthunter
Complete the set — March of the Machine Commander
You have 0 of 450 (0%)Most valuable cards in this set
MOC #17
Nesting Dovehawk
$21.96
MOC #104
Nesting Dovehawk
$21.00
MOC #35
Uncivil Unrest
$17.92
MOC #122
Uncivil Unrest
$17.73
MOC #98
Chivalric Alliance
$14.46
MOC #11
Chivalric Alliance
$14.10
MOC #132
Bitterthorn, Nissa's Animus
$13.56
MOC #15
Filigree Vector
$12.61
MOC #102
Filigree Vector
$11.32
MOC #96
Shalai and Hallar
$9.16
MOC #450
Slimefoot and Squee
$9.10
MOC #45
Bitterthorn, Nissa's Animus
$8.56