
Mystery Plate Beta from the Skyridge set (#134) is a Pokemon trading card released in 2003. It has a rarity of Uncommon. Current fair market values for Mystery Plate Beta are PSA 10: $185.50, PSA 9: $21.50, PSA 8: $29.99, Raw: $15.46. The most recent PSA 10 sale was $185.50 on July 21, 2025. The most recent PSA 9 sale was $20.50 on August 31, 2024. A raw (ungraded) copy last sold for $14 on May 9, 2026. CardIndex has tracked 35 total sales across all grades for this card.