Mewtwo

Expedition Base Set · #20/165 · Rare Holo · 2002

All 265 Mewtwo cards ranked by value →

$699.97

20 · Reverse Holofoil · Market price ▲ 0.0% (30d)

Prices as of Sep 26, 2026

20 20 · Reverse Holofoil

HP 70PsychicBasicArt · Kimiya Masago

2,786graded pop

6%gem rate

73.7×PSA 10 vs raw

-3%off ATH $421.35 · May 2026

$125.00eBay floor · 12 livesupply ▲ 20% · 30d

$11,856.07PSA 10 floor · 2 live

+$4,535.77EV to grade — worth it

Market data

Printings & price history

20 · Reverse Holofoil▲ 0.0% 7d$699.97

Low $599.99Mid $700.49High $800.98

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Live listings

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Graded market

Graded values

PSA 10 report →updated 2026-09-27

Grade 6 est.$189.05

Grade 5 est.$159.20

Grade 4 est.$131.34

Grade 3 est.$109.45

Grade 2 est.$89.55

Grade 1 est.$75.62

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$1,486.53

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

PSA665 graded · 51 gem 10

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CGC156 graded · 15 gem 10

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Population data from PriceCharting, updated monthly.

More Mewtwo cards all 265 ranked by value →

Mewtwo ★Holon Phantoms · 2006$7,850.00

Mega Mewtwo EXRed Flash · 2015$1,101.49

Mewtwo δDelta Species · 2005$746.84

MewtwoLegendary Collection · 2002$54.38

Mewtwo-GXShining Legends · 2017$819.25

Shining MewtwoNeo Destiny · 2002$596.99

Attacks

Hypnosis

Flip a coin. If heads, the Defending Pokémon is now Asleep.

20+Psychic

This attack does 20 damage plus 10 more damage for each Energy card attached to the Defending Pokémon.

How much is Mewtwo #20/165 worth?

Mewtwo #20/165 is a Rare Holo card from Expedition Base Set (2002) — today it trades at roughly $409.05 ungraded. Across the 2 printings we track, copies run anywhere from $299.99 to $800.98 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $30,145.00, roughly 73.7x the raw price, while a PSA 9 sits near $3,506.93. 1,646 copies have been graded to date, and 4% of them came back a 10 — worth knowing before you pay grading fees.

We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Mewtwo has moved over time.

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