Best HGSS Black Star Promos Cards to Grade
The HGSS Black Star Promos cards where grading adds the most — ranked by net profit from raw to PSA 10 after real grading costs, with each card's estimated gem rate and risk-adjusted return. Top pick: Ho-Oh at +$1,825 best-case net.
| # | Card | Raw | PSA 10 | Cost | Net (best) | Risk-adj. |
|---|---|---|---|---|---|---|
| 1 | $47 | $1,997 | $125 | +$1,825 | −$17 | |
| 2 | $16 | $1,414 | $119 | +$1,278 | −$2 | |
| 3 | $600 | $1,511 | $120 | +$791 | — | |
| 4 | $19 | $500 | $75 | +$406 | −$64 | |
| 5 | $16 | $433 | $74 | +$343 | −$35 |
Net (best) = PSA 10 value − raw value − grading cost (PSA fees as of 2026-06-28). Risk-adjusted weights every grade by its estimated likelihood from PSA population (cumulative and biased toward nicer copies — a guide, not a guarantee).