Energy Exchanger is card #73 of 90 in HS—Undaunted (2010), a Uncommon illustrated by Ryo Ueda. At about $0.49 it is the #91 most valuable card in the set. In a HS—Undaunted booster it turns up about once every 8 packs.


















See the full HS—Undaunted card list
An ungraded Energy Exchanger from HS—Undaunted sells for about $0.49. A PSA 10 is worth more, roughly $3.92 by our estimate, and a PSA 9 around $1.37.
It is a Uncommon, and it shows up about once every 8 HS—Undaunted packs.
Ryo Ueda 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.