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Magmortar (Secret Wonders 31/132) — is it worth grading?

Is Magmortar worth grading?

Pokémon · Secret Wonders · 31/132 · full price guide →

Strong grading candidate — 4240× premium in PSA 10

A PSA 10 Magmortar sells for $4,494 against $1.06 raw: a $4,493 spread, 4240× the ungraded price. A PSA 9 ($20.00) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

Raw (NM)
$1.06
PSA 10
$4,494
PSA 9
$20.00
Gem premium
4240×
As of
Aug 10, 2026

Break-even by outcome and fee

Magmortar: net result of grading versus selling raw, by outcome and fee tier
If it comes back…Sells forEconomy / bulk (~$25.00)Standard (~$50.00)Express (~$150)
Gem — PSA 10$4,494+$4,468+$4,443+$4,343
PSA 9$20.00−$6.06−$31.06−$131
PSA 8$23.88−$2.18−$27.18−$127

Net = sale price − $1.06 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.

Expected value — how often does it need to gem?

Magmortar: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$1,139+$1,088
50%$2,257+$2,206
75%$3,376+$3,325

Break-even gem rate at the standard fee: about 1%. Centering is the usual reason a clean copy misses — measure it before you decide.

Which grader pays the most — and what a 10 takes

All centering standards →
Magmortar: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
PSA 10$4,494best55/4575/25

Tolerances are each company's published centering standard for its top grade; surface, corners and edges must also be clean. Centering is the one you can measure yourself before you pay.

Magmortar graded prices by company and grade
GradePSACGCBGS
10$4,494——
9.5—$30.00—
9$44.82$24.99—
8$23.14$26.99—
7.5—$10.00—
7$10.00—$9.00
6.5—$12.00—
6$26.95$5.00$9.00
5$11.00$7.00—

Swipe the table for the other grading companies →

Run your own numbers

Should I pay this?

Enter the seller’s asking price to see your net outcome per grade.

Other Secret Wonders cards worth checking

Full set checklist →

Grading Magmortar — FAQ

Is Magmortar worth grading?

A PSA 10 Magmortar sells for $4,494 against $1.06 raw: a $4,493 spread, 4240× the ungraded price. A PSA 9 ($20.00) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

How much is a PSA 10 Magmortar worth compared with raw?

A PSA 10 Magmortar (Secret Wonders 31/132) sells for about $4,494 versus $1.06 for a raw near-mint copy — a 4240× premium as of Aug 10, 2026.

What centering does Magmortar need for a PSA 10?

PSA publishes 55/45 front and 75/25 back centering as the tolerance for a 10 (Gem Mint). Off-center copies are capped below the top grade regardless of surface — measure yours before paying the fee.

What gem rate makes grading Magmortar break even?

At a standard ~$50 fee, submitting Magmortar breaks even when it gems about 1% of the time (a miss assumed to sell at the PSA 9 price of $20.00).

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