Koga's Ekans

Gym Challenge · #77/132 · Common · 2000

$1.29
Market price 29.0% (30d)
Prices as of Aug 14, 2026
HP 50GrassBasicArt · Ken Sugimori
933graded pop
30%gem rate
12.9×PSA 10 vs raw
-64%off ATH $3.99 · Jul 2026
$0.33EV to grade — don't
Market data

Printings & price history

Unlimited 14.2% 7d$1.29
Low $0.45Mid $0.95

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Graded market

Graded values

PSA 10 report →updated 2026-08-14
Grade 6 est.$1.38
Grade 5 est.$1.16
Grade 4 est.$0.96
Grade 3 est.$0.80
Grade 2 est.$0.65
Grade 1 est.$0.55

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$44.00

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-08-01

CGC202 graded · 55 gem 10
PSA61 graded · 18 gem 10

Population data from PriceCharting, updated monthly.

Attacks

10Fast-Acting Poison
Flip 2 coins. If both are heads, the Defending Pokémon is now Confused and Poisoned.

How much is Koga's Ekans #77/132 worth?

Koga's Ekans #77/132 is a Common card from Gym Challenge (2000) — today it trades at roughly $1.29 ungraded. Across the 2 printings we track, copies run anywhere from $0.45 to $100.00 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $44.00, roughly 34.1x the raw price, while a PSA 9 sits near $21.20. 416 copies have been graded to date, and 34% 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 Gym Challenge?Full master set guide — every card, chase list, and completion cost