About Cornerstone Mask Ogerpon Ex
Cornerstone Mask Ogerpon Ex from the Terastal Festival ex set (#91) is a Pokemon trading card released in 2024. Current fair market values for Cornerstone Mask Ogerpon Ex are PSA 10: $5.50, PSA 9: $12.97, Raw: $1.67. The most recent PSA 10 sale was $5.50 on July 5, 2026, with 7 sales tracked in the last 30 days. A raw (ungraded) copy last sold for $1.67 on September 20, 2026. CardIndex has tracked 74 total sales across all grades for this card. There are currently 75 active listings for Cornerstone Mask Ogerpon Ex.
