Voltorb is card #80 of 100 in Stormfront (2008), a Common illustrated by Kent Kanetsuna. At about $3.69 it is the #75 most valuable card in the set. In a Stormfront booster it turns up about once every 7 packs. It is one of 40 Voltorb cards printed so far.
1999Base Set
2003Skyridge
2007Secret Wonders
2008Stormfront
2012Boundaries Crossed
2016Evolutions
2019Hidden Fates
2023151

















See the full Stormfront card list
An ungraded Voltorb from Stormfront sells for about $3.69. A PSA 10 is worth more, roughly $29.52 by our estimate, and a PSA 9 around $10.33.
It is a Common, and it shows up about once every 7 Stormfront packs.
Kent Kanetsuna drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Stormfront 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.