Grookey
Terastal Fest ex · #6/187 · Common · 2024JPN
All 31 Grookey cards ranked by value →Price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-09-20
Population data from PriceCharting, updated monthly.
Auction sale integrity
NewGraded sales for this card from public auctions, each checked for shill/relist patterns and prices that don’t match the market. How this works →
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GrookeyMega Evolution Promo · 2025How much is Grookey #6/187 worth?
As of November 7, 2026, Grookey #6/187 from Terastal Fest ex sells for around $0.12 in raw, ungraded condition.
Grading changes the math on this one: a PSA 10 is valued around $36.46, roughly 303.8x the raw price, while a PSA 9 sits near $24.99. 19 copies have been graded to date, and 58% of them came back a 10 — worth knowing before you pay grading fees.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Grookey has moved over time.
