Meganium

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

All 52 Meganium cards ranked by value →

$79.95

18 · Reverse Holofoil · Market price ▲ 9.9% (30d)

Prices as of Sep 26, 2026

18 18 · Reverse Holofoil

HP 100GrassStage 2Art · Hajime Kusajima

1,287graded pop

8%gem rate

19.3×PSA 10 vs raw

$49.99eBay floor · 9 livesupply ▲ 29% · 30d

+$567.91EV to grade — worth it

Market data

Printings & price history

18 · Reverse Holofoil▲ 9.9% 7d$79.95

Low $74.00Mid $121.98

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Graded market

Graded values

PSA 10 report →updated 2026-09-26

Grade 6 est.$33.67

Grade 5 est.$28.35

Grade 4 est.$23.39

Grade 3 est.$19.49

Grade 2 est.$15.95

Grade 1 est.$13.47

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$610.68

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

Graded population census · updated 2026-09-01

Reverse Holofoil

PSA269 graded · 46 gem 10

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CGC111 graded · 13 gem 10

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Population data from PriceCharting, updated monthly.

More Meganium cards all 52 ranked by value →

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Mega Meganium exStart Deck 100 Battle Collection · 2025$242.00

MeganiumNeo Genesis · 2000$105.34

MeganiumNeo Genesis · 2000$73.07

Mega Meganium exAscended Heroes · 2026$75.18

MeganiumBase Expansion Pack · 2001$72.59

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 (September 26, 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 $74.00 to $1,848.91 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $3,475.00, roughly 19.3x the raw price, while a PSA 9 sits near $527.90. 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.

Collecting Expedition Base Set?Full master set guide — every card, chase list, and completion cost→