Leafeon is card #17 of 90 in HS—Undaunted (2010), a Rare illustrated by Noriko Hotta. At about $78.50 it is the #16 most valuable card in the set. In a HS—Undaunted booster it turns up about once every 27 packs. It is one of 35 Leafeon cards printed so far.
2008Majestic Dawn
2010HS—Undaunted
2012Dark Explorers
2014Furious Fists
2018Ultra Prism
2021Evolving Skies
2023Crown Zenith
2025Prismatic Evolutions

















See the full HS—Undaunted card list
An ungraded Leafeon from HS—Undaunted sells for about $78.50. A PSA 10 is worth more, roughly $628 by our estimate, and a PSA 9 around $220.
It is a Rare, and it shows up about once every 27 HS—Undaunted packs.
Noriko Hotta drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open HS—Undaunted 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.