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PSA 10: Last PSA 10 sale $52.69 on Feb 28, 2022 · checked Oct 27, 2026
Grade 9: No recent PSA 9 sales. PriceCharting Grade 9 guide, mixing PSA, CGC, BGS, SGC and TAG 9s.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
A PSA 10 Professor Cozmo's Discovery (Holon Phantoms #89) is currently shown at $52.69. GemDelta labels this as the latest stored PSA 10 sale, which is older than the sales window; no sales were found inside that window.
The Reverse Holo version of Professor Cozmo's Discovery (Holon Phantoms #89) is shown at $7.03 market price. That value is for this stored card variant, not the base printing.
| Date | Listing | Sale |
|---|---|---|
| Feb 28, 2022 | PSA 10 PROFESSOR COZMO'S DISCOVERY REVERSE HOLO - Pokemon: EX Holon Phantoms #89 | $52.69 |