St. Marcus Mars.
82.1% of copies sent to PSA come back a 10. The 9.5 is a CGC and BGS grade, so it carries no PSA population.
Recent sales
61 completed listingsShow 1 more
Grading odds
PSA has graded 28 copies. Where they landed:
Why the verdict weights the odds
Only 82.1% of copies reach a 10, which is why the top price is the wrong number to plan around. The verdict beside the card weights each grade’s PSA price by these odds: a submission is worth $360.69 on average against $100.39 for the card plus $79.99 at Regular, the cheapest level PSA will insure it at.
1 of the 3 grades priced above had no sales at that grade, so the figure is modelled from the grades that did rather than observed.
Card facts
- Card number
- OP13-091
- Rarity
- R
- Set released
- Nov 7, 2025
- PSA population, all printings
- 28
- Printings priced
- 1
- Complete set value
- $16k
- 7 day move
- -0.6%
More from Carrying On His Will
All 177 cards →What moves the price of this card
The St. Marcus Mars on this page is the Foil printing from Carrying On His Will, and it trades at $0.22 in near mint condition. The same name is on 2 other printings: Carrying On His Will OP13-091 at $492.23, Carrying On His Will OP13-091 at $24.04, so read the set, the number and the rarity together before comparing prices.
Graded, it runs PSA 9 $23.75, CGC/BGS 9.5 $26, PSA 10 $436. PSA has graded 28 copies of it. 61 completed sales are on file.
Condition does most of the work below the surface. A copy with soft corners or a print line off centre trades well under the market price shown here, and a copy clean enough to grade trades well above it, which is why the PSA 10 sits at $436. Before you value your own copy, look at the corners under a light and check the centring on the back, where most cards give themselves away.

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