Koffing is card #56 of 135 in Plasma Storm (2013), a Common illustrated by Kagemaru Himeno. At about $1.40 it is the #105 most valuable card in the set. In a Plasma Storm booster it turns up about once every 7 packs. It is one of 29 Koffing cards printed so far.
1999Base Set
2002Expedition Base Set
2005Deoxys
2009Rising Rivals
2011Call of Legends
2013Plasma Storm
2016Evolutions
2021Shining Fates

















See the full Plasma Storm card list
An ungraded Koffing from Plasma Storm sells for about $1.40. A PSA 10 is worth more, roughly $11.20 by our estimate, and a PSA 9 around $3.92.
It is a Common, and it shows up about once every 7 Plasma Storm packs.
Kagemaru Himeno drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Plasma Storm 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.