Brock

City Gym Decks · #promo · None · 1998JPN

$14.15

Nivi City Gym · Market price ▼ 58.4% (1Y)

Prices as of Aug 14, 2026

Holofoil Nivi City Gym

542graded pop

14%gem rate

17.6×PSA 10 vs raw

-47%off ATH $34.00 · Dec 2025

+$94.17EV to grade — worth it

Market data

Printings & price history

Nivi City Gym$14.15

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Graded market

Graded values

updated 2026-08-14

Grade 6 est.$13.44

Grade 5 est.$11.32

Grade 4 est.$9.34

Grade 3 est.$7.78

Grade 2 est.$6.37

Grade 1 est.$5.38

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

Nivi City Gym · Grade 8 price history$55.00

Grade 8 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-08-02

PSA542 graded · 78 gem 10

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Population data from PriceCharting, updated monthly.

How much is Brock #promo worth?

Brock #promo is a None Japanese card from City Gym Decks (1998) — today it trades at roughly $31.20 ungraded. Across the 2 printings we track, copies run anywhere from $24.99 to $60.00 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $550.00, roughly 17.6x the raw price, while a PSA 9 sits near $83.19. 542 copies have been graded to date, and 14% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Collecting City Gym Decks?Full master set guide — every card, chase list, and completion cost→

Other printings of Brock 3

Leaders' Stadium (Japanese) · #promo