Is Underworld Circle [Starlight Rare] MAMO-EN021 worth grading?
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Worth grading — even a PSA 9 beats raw
A PSA 10 Underworld Circle [Starlight Rare] MAMO-EN021 sells for $107 against $6.92 raw: a $99.66 spread, 15× the ungraded price. Even a PSA 9 ($53.87) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $6.92
- PSA 10
- $107
- PSA 9
- $53.87
- Gem premium
- 15×
- As of
- Sep 20, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — PSA 10 | $107 | +$74.66 | +$49.66 | −$50.34 |
| PSA 9 | $53.87 | +$21.95 | −$3.05 | −$103 |
| PSA 8 | $29.17 | −$2.75 | −$27.75 | −$128 |
Net = sale price − $6.92 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?
| Chance it gems | Expected sale | Expected net (standard fee) |
|---|---|---|
| 25% | $67.05 | +$10.13 |
| 50% | $80.22 | +$23.30 |
| 75% | $93.40 | +$36.48 |
Break-even gem rate at the standard fee: about 6%. 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 →| Grader | 10 sells for | vs best | Front centering for a 10 | Back |
|---|---|---|---|---|
| BGS 10 | $139 | best | 55/45 | 70/30 |
| PSA 10 | $107 | −$32.42 | 55/45 | 75/25 |
| CGC 10 | $64.00 | −$75.00 | 55/45 | 75/25 |
| SGC 10 | $64.00 | −$75.00 | 55/45 | 75/25 |
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.
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Full set checklist →Grading Underworld Circle [Starlight Rare] MAMO-EN021 — FAQ
Is Underworld Circle [Starlight Rare] MAMO-EN021 worth grading?
A PSA 10 Underworld Circle [Starlight Rare] MAMO-EN021 sells for $107 against $6.92 raw: a $99.66 spread, 15× the ungraded price. Even a PSA 9 ($53.87) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
How much is a PSA 10 Underworld Circle [Starlight Rare] MAMO-EN021 worth compared with raw?
A PSA 10 Underworld Circle [Starlight Rare] MAMO-EN021 (YuGiOh Magnificent Monsters) sells for about $107 versus $6.92 for a raw near-mint copy — a 15× premium as of Sep 20, 2026.
Which grading company is best for Underworld Circle [Starlight Rare] MAMO-EN021?
By resale value, BGS 10 leads at $139, ahead of PSA 10 at $107. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Underworld Circle [Starlight Rare] MAMO-EN021 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 Underworld Circle [Starlight Rare] MAMO-EN021 break even?
At a standard ~$50 fee, submitting Underworld Circle [Starlight Rare] MAMO-EN021 breaks even when it gems about 6% of the time (a miss assumed to sell at the PSA 9 price of $53.87).
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