Brock's Onix
City Gym Decks · #promo · None · 1998JPN
All 74 Onix 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.
More Onix cards all 74 ranked by value →
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OnixTeam Rocket Returns · 2004How much is Brock's Onix #promo worth?
Brock's Onix #promo is a None Japanese card from City Gym Decks (1998) — today it trades at roughly $3.32 ungraded.
Grading changes the math on this one: a PSA 10 is valued around $139.99, roughly 42.2x the raw price, while a PSA 9 sits near $25.01.
Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.
