Is Professor Cozmo's Discovery worth grading?
Pokémon · Deoxys · 90/107 · full price guide →
Worth grading only if it gems
A CGC 9 Professor Cozmo's Discovery brings $29.99 versus $0.52 raw — a $29.47 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($16.65) only about breaks even after fees, so the case rests on gemming.
- Raw (NM)
- $0.52
- CGC 9
- $29.99
- PSA 9
- $16.65
- Gem premium
- 58×
- 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 — CGC 9 | $29.99 | +$4.47 | −$20.53 | −$121 |
| PSA 9 | $16.65 | −$8.87 | −$33.87 | −$134 |
| PSA 8 | $15.50 | −$10.02 | −$35.02 | −$135 |
Net = sale price − $0.52 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% | $19.98 | −$30.54 |
| 50% | $23.32 | −$27.20 |
| 75% | $26.66 | −$23.86 |
At the standard fee this submission does not break even at any realistic gem rate unless the miss lands above the 9 price.
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 |
|---|---|---|---|---|
| CGC 10 | $12.00 | 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 |
|---|---|---|
| 10 | — | $12.00 |
| 9.5 | — | $15.60 |
| 9 | $16.65 | $29.99 |
| 8 | $15.50 | — |
| 5 | — | $4.00 |
Run your own numbers
Should I pay this?
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Full set checklist →
Grading Professor Cozmo's Discovery — FAQ
Is Professor Cozmo's Discovery worth grading?
A CGC 9 Professor Cozmo's Discovery brings $29.99 versus $0.52 raw — a $29.47 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($16.65) only about breaks even after fees, so the case rests on gemming.
What centering does Professor Cozmo's Discovery need for a CGC 10?
CGC 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.
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.
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