Cornerstone Mask Ogerpon ex

Twilight Masquerade · #199/167 · Ultra Rare · 2024

$3.74

Market price ▲ 17.6% (30d)

Prices as of Aug 14, 2026

HP 210FightingBasicTeraexArt · 5ban Graphics

639graded pop

42%gem rate

12.4×PSA 10 vs raw

0%off ATH $3.99 · Aug 2026

−$0.27EV to grade — don't

Market data

Price history

Holofoil▲ 8.4% 7d

Low $2.20Mid $4.01

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Live listings

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Graded market

Graded values

PSA 10 report →updated 2026-08-14

Grade 6 est.$3.79

Grade 5 est.$3.19

Grade 4 est.$2.63

Grade 3 est.$2.19

Grade 2 est.$1.80

Grade 1 est.$1.52

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$46.81

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

Graded population census · updated 2026-08-01

PSA447 graded · 161 gem 10

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CGC192 graded · 109 gem 10

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Population data from PriceCharting, updated monthly.

Abilities

Cornerstone Stance

Prevent all damage from attacks done to this Pokémon by your opponent's Pokémon that have an Ability.

Attacks

140Demolish

This attack's damage isn't affected by Weakness or Resistance, or by any effects on your opponent's Active Pokémon.

How much is Cornerstone Mask Ogerpon ex #199/167 worth?

Cornerstone Mask Ogerpon ex #199/167 is a Ultra Rare card from Twilight Masquerade (2024) — today it trades at roughly $3.74 ungraded.

Grading changes the math on this one: a PSA 10 is valued around $46.81, roughly 12.5x the raw price, while a PSA 9 sits near $15.08. 447 copies have been graded to date, and 36% 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 Cornerstone Mask Ogerpon ex has moved over time.

Collecting Twilight Masquerade?Full master set guide — every card, chase list, and completion cost→