Meganium

Expedition Base Set · #18/165 · Rare Holo · 2002

$72.76

18 · Reverse Holofoil · Market price ▲ 18.0% (30d)

Prices as of Jul 26, 2026

18 18 · Reverse Holofoil

HP 100GrassStage 2Art · Hajime Kusajima

1,274graded pop

8%gem rate

21.7×PSA 10 vs raw

0%off ATH $85.79 · Jul 2026

$49.99eBay floor · 8 live

+$392.47EV to grade — worth it

Printings & price history

18 · Reverse Holofoil▲ 5.5% 7d$72.76

Low $75.00Mid $120.99

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Graded values

updated 2026-07-26

Grade 6 est.$32.77

Grade 5 est.$27.59

Grade 4 est.$22.76

Grade 3 est.$18.97

Grade 2 est.$15.52

Grade 1 est.$13.11

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

Reverse Holofoil · PSA 10 price history$616.78

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

Graded population census · updated 2026-07-08

Reverse Holofoil

PSA269 graded · 46 gem 10

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CGC106 graded · 13 gem 10

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Population data from PriceCharting, updated monthly.

Abilities

Soothing Aroma

Once during your turn (before your attack), you may flip a coin. If heads, remove 1 damage counter from each of your Pokémon that has any. This power can't be used if Meganium is affected by a Special Condition.

Attacks

40Poisonpowder

The Defending Pokémon is now Poisoned.

How much is Meganium #18/165 worth?

Right now (July 27, 2026) the going rate for an ungraded Meganium #18/165 from Expedition Base Set is about $180.01. Across the 2 printings we track, copies run anywhere from $75.00 to $1,851.43 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $3,899.88, roughly 21.7x the raw price, while a PSA 9 sits near $297.78. 739 copies have been graded to date, and 5% 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.