Jolteon is card #28 of 90 in HS—Undaunted (2010), a Uncommon illustrated by Shin Nagasawa. At about $37.60 it is the #23 most valuable card in the set. In a HS—Undaunted booster it turns up about once every 8 packs. It is one of 41 Jolteon cards printed so far.
1999Jungle
2003Skyridge
2007Power Keepers
2010HS—Undaunted
2015Ancient Origins
2019Cosmic Eclipse
2022Brilliant Stars Trainer Gallery
2026Delta Reign

















See the full HS—Undaunted card list
An ungraded Jolteon from HS—Undaunted sells for about $37.60. A PSA 10 is worth more, roughly $301 by our estimate, and a PSA 9 around $105.
It is a Uncommon, and it shows up about once every 8 HS—Undaunted packs.
Shin Nagasawa 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.