Cornerstone Mask Ogerpon ex — Twilight Masquerade Price & Value

Twilight Masquerade · #199/167 · Ultra Rare

Current Prices

Updated 3/13/2026

Variant	Low	Mid	Market	High
Holofoil	$2.60	$4.50	$4.51	$999.00

Buy on TCGPlayer

Price History

7 days-$0.03 (-0.7%)

Mar 5

Low: $4.29High: $4.78

Mar 13

Card Details

Supertype: Pokémon
Subtypes: Basic, Tera, ex
HP: 210
Types: Fighting
Artist: 5ban Graphics
Rarity: Ultra Rare
Regulation Mark: H
Set: Twilight Masquerade
Pokemon: Cornerstone
Series: Scarlet & Violet
Release Date: 2024/05/24
Weaknesses: Grass ×2
Retreat Cost: 1

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.

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).

Pokedex Data

“This mischief-loving Pokémon is full of curiosity. It battles by drawing out the type-based energy contained within its masks.”

Game types:Grass

Weak to:

FireIcePoisonFlyingBug

Resists:

WaterElectricGrassGround

Attacks

Demolish140

FightingColorlessColorless

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

Abilities

AbilityCornerstone Stance

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

Format Legality

standardLegal

expandedLegal

unlimitedLegal

Cornerstone Mask Ogerpon ex from Twilight Masquerade (#199/167) is currently trading at $4.51 on the market. As a Ultra Rare card, prices may vary based on condition and variant. This card is legal in Standard format. Cornerstone Mask Ogerpon ex is a Fighting-type Pokémon. Data sourced from TCGPlayer.

Frequently Asked Questions

How much is Cornerstone Mask Ogerpon ex from Twilight Masquerade worth?↓

Cornerstone Mask Ogerpon ex (Twilight Masquerade #199) has a current market price of $4.51 on TCGPlayer. Prices vary by condition — Near Mint copies command the highest value.

Is Cornerstone Mask Ogerpon ex (Twilight Masquerade) legal in Standard?↓

Yes, Cornerstone Mask Ogerpon ex from Twilight Masquerade is currently legal in the Standard format.

What rarity is Cornerstone Mask Ogerpon ex from Twilight Masquerade?↓

Cornerstone Mask Ogerpon ex (Twilight Masquerade #199) is a Ultra Rare card classified as a Pokémon.