Koffing is card #74 of 106 in Great Encounters (2008), a Common illustrated by Lee HyunJung. At about $7.50 it is the #48 most valuable card in the set. In a Great Encounters booster it turns up about once every 8 packs. It is one of 29 Koffing cards printed so far.
1999Base Set
2002Expedition Base Set
2005Deoxys
2008Great Encounters
2009Rising Rivals
2011Call of Legends
2016Evolutions
2021Shining Fates

















See the full Great Encounters card list
An ungraded Koffing from Great Encounters sells for about $7.50. A PSA 10 is worth more, roughly $60.00 by our estimate, and a PSA 9 around $21.00.
It is a Common, and it shows up about once every 8 Great Encounters packs.
Lee HyunJung drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Great Encounters 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.