Brock

City Gym Decks · #promo · None · 1998JPN

$31.20

Market price ▲ 2.9% (30d)

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

Holofoil▲ 0.0% 7d$31.20

Low $24.99Mid $33.80High $60.00

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Graded market

Graded values

PSA 10 report →updated 2026-08-13

Grade 6 est.$17.09

Grade 5 est.$14.39

Grade 4 est.$11.87

Grade 3 est.$9.89

Grade 2 est.$8.10

Grade 1 est.$6.84

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

PSA 10 price history$550.00

PSA 10 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

12345678910

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