Cornerstone Mask Ogerpon ex (sv8pt5-160 Holofoil) is a Fighting-type Basic Tera Pokémon ex from the Prismatic Evolutions set. It has the Ability Cornerstone Stance that prevents damage from attacks by opponent Pokémon that have an Ability, and an attack Demolish that deals 140 damage and ignores Weakness, Resistance, and effects on the opponent's Active Pokémon. Knocked-out Pokémon ex give the opponent two Prize cards, so it carries the standard ex risk for high-impact plays.

Identity & printing

Name: Cornerstone Mask Ogerpon ex (Holofoil)
Number: 160
Printed number: 160/131
Rarity: Special Illustration Rare
Variant: Holofoil
Language code: EN
Print ID: sv8pt5-160-Holofoil

Type line & stats

Market prices (catalog API)

eBay sold comps from the Vendor Tools public catalog — tap a condition below to filter sales, or refresh to pull new data into the catalog

Catalog pricing data as of 18 Apr 2026, 05:30

More in this set

Other cards from Prismatic Evolutions

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Ceruledge ex (Holofoil)
#147

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Add to stock

Supertype: Pokémon
Subtypes: Basic, Tera, ex
Types: Fighting

Catalog metadata

National Pokédex: 1017
Imported from: Vendor Tools Public API catalog

Rules

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.

Set, artist & references

Artist: Yukihiro Tada
Language: English
Set name: Prismatic Evolutions
Game name: Pokémon

In play

Abilities, attacks, weakness & resistance

Abilities

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

Attacks

Demolish140
This attack's damage isn't affected by Weakness or Resistance, or by any effects on your opponent's Active Pokémon.

Weaknesses

Grass ×2

More in this set

Other cards from Prismatic Evolutions

View full set →

Ceruledge ex (Holofoil)
#147

Iron Crown ex (Holofoil)

#158

Glaceon ex (Holofoil)

#150

Glaceon (Master Ball Reverse Holofoil)

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Terapagos ex (Holofoil)

#180

Pikachu ex (Holofoil)

#179

Walking Wake ex (Holofoil)

#178

Teal Mask Ogerpon ex (Holofoil)

#177

Iron Leaves ex (Holofoil)

#176

Lacey (Holofoil)

#175

Kieran (Holofoil)

#174

Janine's Secret Art (Holofoil)

#173

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Description

Cornerstone Mask Ogerpon ex (sv8pt5-160 Holofoil) is a Fighting-type Basic Tera Pokémon ex from the Prismatic Evolutions set. It has the Ability Cornerstone Stance that prevents damage from attacks by opponent Pokémon that have an Ability, and an attack Demolish that deals 140 damage and ignores Weakness, Resistance, and effects on the opponent's Active Pokémon. Knocked-out Pokémon ex give the opponent two Prize cards, so it carries the standard ex risk for high-impact plays.

Catalog pricing data as of 18 Apr 2026, 05:30