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Stop Defense [1st Edition] SDP-031 (YuGiOh Starter Deck: Pegasus) — is it worth grading?

Is Stop Defense [1st Edition] SDP-031 worth grading?

Yu-Gi-Oh! · YuGiOh Starter Deck: Pegasus · full price guide →

Strong grading candidate — 77× premium in PSA 10

A PSA 10 Stop Defense [1st Edition] SDP-031 sells for $79.54 against $1.03 raw: a $78.51 spread, 77× the ungraded price. A PSA 9 ($8.00) 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)
$1.03
PSA 10
$79.54
PSA 9
$8.00
Gem premium
77×
As of
Sep 27, 2026

Break-even by outcome and fee

Stop Defense [1st Edition] SDP-031: 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$79.54+$53.51+$28.51−$71.49
PSA 9$8.00−$18.03−$43.03−$143
PSA 8$7.34−$18.69−$43.69−$144

Net = sale price − $1.03 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?

Stop Defense [1st Edition] SDP-031: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$25.89−$25.14
50%$43.77−$7.26
75%$61.66+$10.63

Break-even gem rate at the standard fee: about 60%. 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 →
Stop Defense [1st Edition] SDP-031: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$103best55/4570/30
PSA 10$79.54−$23.4655/4575/25
CGC 10$48.00−$55.0055/4575/25
SGC 10$48.00−$55.0055/4575/25

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.

Stop Defense [1st Edition] SDP-031 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$79.54$48.00$103$48.00—
9.5————$9.00
9————$8.00
8————$7.34
7————$1.55

Swipe the table for the other grading companies →

Run your own numbers

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Other YuGiOh Starter Deck: Pegasus cards worth checking

Full set checklist →

Grading Stop Defense [1st Edition] SDP-031 — FAQ

Is Stop Defense [1st Edition] SDP-031 worth grading?

A PSA 10 Stop Defense [1st Edition] SDP-031 sells for $79.54 against $1.03 raw: a $78.51 spread, 77× the ungraded price. A PSA 9 ($8.00) 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 Stop Defense [1st Edition] SDP-031 worth compared with raw?

A PSA 10 Stop Defense [1st Edition] SDP-031 (YuGiOh Starter Deck: Pegasus) sells for about $79.54 versus $1.03 for a raw near-mint copy — a 77× premium as of Sep 27, 2026.

Which grading company is best for Stop Defense [1st Edition] SDP-031?

By resale value, BGS 10 leads at $103, ahead of PSA 10 at $79.54. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Stop Defense [1st Edition] SDP-031 need for a BGS 10?

BGS publishes 55/45 front and 70/30 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 Stop Defense [1st Edition] SDP-031 break even?

At a standard ~$50 fee, submitting Stop Defense [1st Edition] SDP-031 breaks even when it gems about 60% of the time (a miss assumed to sell at the PSA 9 price of $8.00).

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