Regirock ex is card #98 of 101 in Hidden Legends (2004), a Rare Holo EX illustrated by Mitsuhiro Arita. At about $228 it is the #6 most valuable card in the set. In a Hidden Legends booster it turns up about once every 72 packs. It is one of 19 Regirock cards printed so far.
2004Hidden Legends
2006Legend Maker
2008Legends Awakened
2015Ancient Origins
2017Crimson Invasion
2020Vivid Voltage
2022Astral Radiance
2026Ascended Heroes

















See the full Hidden Legends card list
An ungraded Regirock ex from Hidden Legends sells for about $228. A PSA 10 is worth more, roughly $2,964 by our estimate, and a PSA 9 around $912.
It is a Rare Holo EX, and it shows up about once every 72 Hidden Legends packs.
Mitsuhiro Arita drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Hidden Legends booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.