Tropical Tidal Wave
HGSS Black Star Promos · #HGSS18/25 · Promo · 2010
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.
How much is Tropical Tidal Wave #HGSS18/25 worth?
Right now (October 18, 2026) the going rate for an ungraded Tropical Tidal Wave #HGSS18/25 from HGSS Black Star Promos is about $649.99.
Grading changes the math on this one: a PSA 10 is valued around $13,393.50, roughly 20.6x the raw price, while a PSA 9 sits near $1,319.67.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Tropical Tidal Wave has moved over time.
