Is マッシブーンGX worth grading?
Pokémon · GXウルトラシャイニー · 063/150 · full price guide →
Grading rarely pays for this card
TAG 10 copies of マッシブーンGX sell for $29.87, only $0.00 above the $300 raw price — less than an economy-tier grading fee. Keep it raw unless you are grading for the slab itself.
- Raw (NM)
- $300
- TAG 10
- $29.87
- Gem premium
- 0.1×
- As of
- Aug 10, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — TAG 10 | $29.87 | −$295 | −$320 | −$420 |
Net = sale price − $300 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.
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 |
|---|---|---|---|---|
| TAG 10 | $29.87 | best | 55/45 | 72/28 |
| CGC 10 | $13.85 | −$16.02 | 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.
Full grade ladder
Raw conditions & history →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 GXウルトラシャイニー cards worth checking
Full set checklist →
Grading マッシブーンGX — FAQ
Is マッシブーンGX worth grading?
TAG 10 copies of マッシブーンGX sell for $29.87, only $0.00 above the $300 raw price — less than an economy-tier grading fee. Keep it raw unless you are grading for the slab itself.
Which grading company is best for マッシブーンGX?
By resale value, TAG 10 leads at $29.87, ahead of CGC 10 at $13.85. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does マッシブーンGX need for a TAG 10?
TAG publishes 55/45 front and 72/28 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.
Best on iPhone & Android
Check your Pokémon card in the Midpoint app
Scan with your camera to measure centering to the millimeter, get an AI grade with corner and edge close-ups, see what your copy is worth, and track it in your portfolio. Free to start.
