Trevenant is card #55 of 146 in XY (2014), a Rare Holo illustrated by 5ban Graphics. At about $4.58 it is the #24 most valuable card in the set. In a XY booster it turns up about once every 53 packs. It is one of 21 Trevenant cards printed so far.
2013XY Black Star Promos
2014XY
2015Primal Clash
2016BREAKpoint
2019Cosmic Eclipse
2020Rebel Clash
2022Lost Origin
2023Obsidian Flames

















An ungraded Trevenant from XY sells for about $4.58. A PSA 10 is worth more, roughly $22.90 by our estimate, and a PSA 9 around $10.53.
It is a Rare Holo, and it shows up about once every 53 XY packs.
5ban Graphics drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open XY 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.