Does Koga's Koffing (1st Edition) have positive grading EV?

Based on current pricing, our model estimates a negative grading EV of $-9.45 for Koga's Koffing (1st Edition) — grading costs currently exceed the estimated PSA-10 premium. This is a model estimate based on historical data, not investment advice.

What is the estimated grading EV for Koga's Koffing (1st Edition)?

Our model estimates approximately -33% return after grading costs, based on historical grade distributions and recent sold comps. Raw price: $6.90, estimated grading cost: ~$22.00, estimated EV: $-9.45. Estimates are informational, not investment advice; trading cards are not securities.

Should You Grade Koga's Koffing (1st Edition)?

Gym Challenge · #48

Expected-value figures are estimates based on historical grade distributions and market prices. Not a recommendation. Grading outcomes and market prices are not guaranteed. Methodology · Full disclaimer

Estimated grading EV negative

Current grading costs exceed model estimate of PSA 10 premium

Expected Value

Raw price$6.90

Grading cost~$22.00

Blended EV$-2.55

Estimated profit$-9.45

Estimated return-33%

Break-even sell price$0.52

Profit by Grade

PSA 8 $18.00 $-10.90 (-38%)

PSA 9 $36.13 +$7.23 (25%)