Koffing is card #73 of 214 in Unbroken Bonds (2019), a Common illustrated by Mizue. At about $0.45 it is the #176 most valuable card in the set. In an Unbroken Bonds booster it turns up about once every 11 packs. It is one of 29 Koffing cards printed so far.
1999Base Set
2002Expedition Base Set
2005Deoxys
2009Rising Rivals
2011Call of Legends
2016Evolutions
2019Cosmic Eclipse
2021Shining Fates

















See the full Unbroken Bonds card list
An ungraded Koffing from Unbroken Bonds sells for about $0.45. A PSA 10 is worth more, roughly $2.25 by our estimate, and a PSA 9 around $1.03.
It is a Common, and it shows up about once every 11 Unbroken Bonds packs.
Mizue drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Unbroken Bonds 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.