Greninja ex from the Scarlet & Violet Black Star Promo set (#54) is a Pokemon trading card released in 2023. It has a rarity of Promo. Current fair market values for Greninja ex are PSA 10: $51, PSA 9: $105, PSA 8: $15, Raw: $1.21. The most recent PSA 10 sale was $51 on February 18, 2026, with 3 sales tracked in the last 30 days. The most recent PSA 9 sale was $105 on August 21, 2026. A raw (ungraded) copy last sold for $1.21 on August 19, 2026. CardIndex has tracked 158 total sales across all grades for this card. There are currently 2 active listings for Greninja ex.