Is Greninja-EX worth grading?
Pokémon · XY Black Star Promos · XY20 · full price guide →
Strong grading candidate — 128× premium in PSA 10
A PSA 10 Greninja-EX sells for $4,013 against $31.37 raw: a $3,981 spread, 128× the ungraded price. A PSA 9 ($36.08) 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)
- $31.37
- PSA 10
- $4,013
- PSA 9
- $36.08
- Gem premium
- 128×
- 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 — PSA 10 | $4,013 | +$3,956 | +$3,931 | +$3,831 |
| PSA 9 | $36.08 | −$20.29 | −$45.29 | −$145 |
| PSA 8 | $40.15 | −$16.22 | −$41.22 | −$141 |
Net = sale price − $31.37 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% | $1,030 | +$949 |
| 50% | $2,024 | +$1,943 |
| 75% | $3,019 | +$2,937 |
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 →| Grader | 10 sells for | vs best | Front centering for a 10 | Back |
|---|---|---|---|---|
| PSA 10 | $4,013 | best | 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 →| Grade | PSA | CGC | ACE |
|---|---|---|---|
| 10 | $4,013 | — | — |
| 9 | $36.08 | — | — |
| 8.5 | — | $39.89 | — |
| 8 | $40.15 | $18.00 | $17.38 |
| 7 | $19.78 | — | — |
| 6 | $14.01 | $15.00 | — |
| 5 | $10.00 | — | — |
| 4 | $8.50 | — | — |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other XY Black Star Promos cards worth checking
Full set checklist →
Grading Greninja-EX — FAQ
Is Greninja-EX worth grading?
A PSA 10 Greninja-EX sells for $4,013 against $31.37 raw: a $3,981 spread, 128× the ungraded price. A PSA 9 ($36.08) 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 Greninja-EX worth compared with raw?
A PSA 10 Greninja-EX (XY Black Star Promos XY20) sells for about $4,013 versus $31.37 for a raw near-mint copy — a 128× premium as of Aug 10, 2026.
What centering does Greninja-EX 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 Greninja-EX break even?
At a standard ~$50 fee, submitting Greninja-EX breaks even when it gems about 1% of the time (a miss assumed to sell at the PSA 9 price of $36.08).
Is your Pokémon card centered well enough to grade?
Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.
Check my card free