Trevenant is card #12 of 197 in Obsidian Flames (2023), a Uncommon illustrated by Anesaki Dynamic. At about $0.19 it is the #199 most valuable card in the set. In an Obsidian Flames booster it turns up about once every 22 packs. It is one of 21 Trevenant cards printed so far.
2013XY Black Star Promos
2015Primal Clash
2016BREAKpoint
2019Cosmic Eclipse
2020Rebel Clash
2022Lost Origin
2023Obsidian Flames
2026Ascended Heroes

















See the full Obsidian Flames card list
An ungraded Trevenant from Obsidian Flames sells for about $0.19. A PSA 10 is worth more, roughly $0.67 by our estimate, and a PSA 9 around $0.38.
It is a Uncommon, and it shows up about once every 22 Obsidian Flames packs.
Anesaki Dynamic drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Obsidian Flames 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.