Keldeo-EX is card #142 of 149 in Boundaries Crossed (2012), a Rare Ultra illustrated by 5ban Graphics. At about $148 it is the #7 most valuable card in the set. In a Boundaries Crossed booster it turns up about once every 183 packs. It is one of 22 Keldeo cards printed so far.
2011BW Black Star Promos
2012Boundaries Crossed
2017Shining Legends
2019Unified Minds
2022Astral Radiance
2023Crown Zenith Galarian Gallery
2025White Flare
2026Chaos Rising

















See the full Boundaries Crossed card list
An ungraded Keldeo-EX from Boundaries Crossed sells for about $148. A PSA 10 is worth more, roughly $1,182 by our estimate, and a PSA 9 around $414.
It is a Rare Ultra, and it shows up about once every 183 Boundaries Crossed packs.
5ban Graphics drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Boundaries Crossed 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.