Iron Boulder ex is card #207 of 162 in Temporal Forces (2024), a Special Illustration Rare illustrated by nagimiso. At about $18.99 it is the #21 most valuable card in the set. In a Temporal Forces booster it turns up about once every 687 packs.
3 copies have been graded by players in Holobrook's grading game. None has come back a 10 yet.
POP 1 is still open for PSA, BGS and CGC: the first player to grade this card a 10 with each company gets a one-of-a-kind POP 1 slab. See the Mint


















See the full Temporal Forces card list
An ungraded Iron Boulder ex from Temporal Forces sells for about $18.99. A PSA 10 is worth more, roughly $66.46 by our estimate, and a PSA 9 around $37.98.
It is a Special Illustration Rare, and it shows up about once every 687 Temporal Forces packs.
nagimiso drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Temporal Forces 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.