
Onix GX from the Hidden Fates set (#36) is a Pokemon trading card released in 2019. It has a rarity of Rare Holo GX. Current fair market values for Onix GX are PSA 10: $60.50, PSA 9: $17.83, PSA 8: $12.50, Raw: $2.71. The most recent PSA 10 sale was $74 on May 7, 2026, with 33 sales tracked in the last 30 days. The most recent PSA 9 sale was $20.50 on May 2, 2026. A raw (ungraded) copy last sold for $1.99 on April 13, 2026. 351 copies of Onix GX sold in the last 30 days across eBay, Goldin, and other marketplaces. CardIndex has tracked 54 total sales across all grades for this card. There are currently 180 active listings for Onix GX.