PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $1.01 |
| PSA 9 | $18.75 |
| PSA 10 | $27.5 |
| BGS 10 | $36 |
| CGC 10 | $17 |
| SGC 10 | $17 |
TCGplayer market price: $0.51 (as of 2026-10-20)
Market context: ungraded price +16.1% over 30 days. +1.0% over 90 days. PSA 10 premium: 27.2× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-steam-siege/pokemon-steam-siege-shellos-reverse-holo-28