Koffing is card #75 of 159 in Crown Zenith (2023), a Common illustrated by miki kudo. At about $0.36 it is the #95 most valuable card in the set. In a Crown Zenith booster it turns up about once every 9 packs. It is one of 29 Koffing cards printed so far.
1999Base Set
2002Expedition Base Set
2005Deoxys
2009Rising Rivals
2011Call of Legends
2016Evolutions
2021Shining Fates
2023Crown Zenith

















See the full Crown Zenith card list
An ungraded Koffing from Crown Zenith sells for about $0.36. A PSA 10 is worth more, roughly $1.26 by our estimate, and a PSA 9 around $0.72.
It is a Common, and it shows up about once every 9 Crown Zenith packs.
miki kudo drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Crown Zenith 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.