Sunny Marcelo #4Marcelo Mayer
Black Refractor 1/1
Scarcity1 of 1
A 1 of 1: only one copy exists.
PSA pop—reported at the base card
Never sold — estimate
PSA pop · this parallel
—
Card #
All grades · value and PSA population
no PSA 10 listed on eBay right now
Front
No front
Back
Price history · PSA 10
On-the-record sales go back as far as PSA reports them — late 2017 for GPK — plus eBay-tracked and raw sales as they land.
🗑️ The Garbologist says…
Too Thin To Call
The Garbologist sniffed around the sales pile.
- Nobody's actually sold this exact card and grade on record, so there's no live market to read — the price you see is a modeled estimate, not a realized sale.
- With this little to go on, the honest answer is we can't call a direction — one auction would swing the whole read.
Automated analysis generated from this card’s real recorded sales and PSA population data — no opinions, no predictions guaranteed. Entertainment and research only, not financial advice.
Sunny Marcelo· Marcelo Mayer — across every card
Subject page →Every Sunny Marcelo card we track — how the character is moving, not just this one grade.
🧬 Should I slab it?
No raw price yetAbout 1 in 2 copies of 2024 Bowman Chrome Mega Box Bowman GPK cards get a 10. A graded copy should be worth about $1,888 after the $330 cost; we have no raw sale of this card to compare.
Expected value if graded$1,888 (after $330 all-in cost)
Raw value todayno raw sale on record
VerdictNo raw price yet
Grading pays even without a 10.
Chance of a PSA 10
49%
all 2024 Bowman Chrome Mega Box Bowman GPK cards · 979 graded
PSA 10 value
$2,739
today · ~$2,739 by Jan 21, 2027
PSA 9 value
$1,917
today · ~$1,917 by Jan 21, 2027
All-in cost
$330
PSA fee $199 + shipping both ways $57 + likely upcharge $74
How these numbers work
All-in cost $330: PSA Express tier fee $199 per card (expected $273 with PSA's upcharge if it comes back worth more than the tier allows), insured shipping to PSA ~$12, PSA insured return shipping ~$45. Sending it to your PSA Vault instead skips return shipping (vault intake and storage are free): ~$285 all-in, so a graded copy would net ~$1,933.
Grade odds (all 2024 Bowman Chrome Mega Box Bowman GPK cards, 979 PSA-graded): 10 · 49%, 9 · 36%, 8 · 11%, 7 or lower · 4%. People send their best copies, so a random raw copy usually grades a bit lower.
Values when it comes back (~95 days, about Jan 21, 2027): today's values (the set has no clear 3-month trend).
Expected value if graded = each grade's chance × its value, minus the all-in cost. A guide, not a guarantee — centering and corners on your copy decide the grade.
Grade odds (all 2024 Bowman Chrome Mega Box Bowman GPK cards, 979 PSA-graded): 10 · 49%, 9 · 36%, 8 · 11%, 7 or lower · 4%. People send their best copies, so a random raw copy usually grades a bit lower.
Values when it comes back (~95 days, about Jan 21, 2027): today's values (the set has no clear 3-month trend).
Expected value if graded = each grade's chance × its value, minus the all-in cost. A guide, not a guarantee — centering and corners on your copy decide the grade.
