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Cornerstone Mask Ogerpon ex
Special Illustration
Cornerstone Mask Ogerpon ex
SetTwilight Masquerade
Printed raritySpecial Illustration Rare
Collector no.215
IllustratorYano Keiji
HP210
TypeFighting
Card typePokémon
StageBasic, Tera, ex
WeaknessGrass ×2
Retreat cost
Live market value£11.41
Find on eBay18% under market on Twilight Masquerade right nowTry to pull it in the Pack Game

Tracked by PokeSaver, refreshed periodically (last checked 2026-08-12). Not a live feed.

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Price history

Around its usual value

9 tracked price points over 64 days

£11.41£11.74£12.08£12.41typical £11.4113 Jun16 Jul16 Aug
Low
£11.41
Typical
£11.41
Now
£11.41
High
£11.41

Tracked by PokeSaver, refreshed periodically. Not a live feed.

What Cornerstone Mask Ogerpon ex does

Demolish140
This attack's damage isn't affected by Weakness or Resistance, or by any effects on your opponent's Active Pokémon.
Cornerstone Stance (Ability)
Prevent all damage from attacks done to this Pokémon by your opponent's Pokémon that have an Ability.
As long as this Pokémon is on your Bench, prevent all damage done to this Pokémon by attacks (both yours and your opponent's).
Pokémon ex rule: When your Pokémon ex is Knocked Out, your opponent takes 2 Prize cards.
Tera: As long as this Pokémon is on your Bench, prevent all damage done to this Pokémon by attacks (both yours and your opponent's).

Frequently asked

How much is Cornerstone Mask Ogerpon ex worth in the UK?

We track Cornerstone Mask Ogerpon ex (Twilight Masquerade) at around £11.41 in GBP. This is a reference value, refreshed periodically, not a live minute-by-minute feed.

What does Cornerstone Mask Ogerpon ex do?

Cornerstone Mask Ogerpon ex's attack “Demolish” deals 140 damage. This attack's damage isn't affected by Weakness or Resistance, or by any effects on your opponent's Active Pokémon.

Where can I buy Twilight Masquerade in the UK below market price?

PokeSaver tracks live UK shop prices for sealed Twilight Masquerade product below usual market value. See today's tracked deals on the Twilight Masquerade set page.

Is Cornerstone Mask Ogerpon ex rare?

Cornerstone Mask Ogerpon ex is a Special Illustration Rare from Twilight Masquerade.

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