Voltorb is card #83 of 102 in HS—Triumphant (2010), a Common illustrated by Masakazu Fukuda. At about $4.58 it is the #83 most valuable card in the set. In a HS—Triumphant booster it turns up about once every 5 packs. It is one of 40 Voltorb cards printed so far.
1999Base Set
2003Skyridge
2007Secret Wonders
2010HS—Triumphant
2012Boundaries Crossed
2016Evolutions
2019Hidden Fates
2023151

















See the full HS—Triumphant card list
An ungraded Voltorb from HS—Triumphant sells for about $4.58. A PSA 10 is worth more, roughly $36.64 by our estimate, and a PSA 9 around $12.82.
It is a Common, and it shows up about once every 5 HS—Triumphant packs.
Masakazu Fukuda drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open HS—Triumphant 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.