Professor Cozmo's Discovery #89 — Holon Phantoms

PriceCharting market prices as of 2026-10-20:

Market context: ungraded price -27.5% over 30 days. +65.3% over 90 days. PSA 10 premium: 58.3× ungraded.

More from Holon Phantoms

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Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-holon-phantoms/pokemon-holon-phantoms-professor-cozmo-s-discovery-89