PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $0.58 |
| PSA 9 | $12.16 |
| PSA 10 | $21.29 |
| BGS 10 | $28 |
| CGC 10 | $13 |
| SGC 10 | $13 |
TCGplayer market price: $0.24 (as of 2026-10-20)
Market context: ungraded price +45.0% over 30 days. +28.9% over 90 days. PSA 10 premium: 36.7× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-steam-siege/pokemon-steam-siege-monferno-19