Flaaffy is card #39 of 114 in Steam Siege (2016), a Uncommon illustrated by Mahou. At about $0.67 it is the #54 most valuable card in the set. In a Steam Siege booster it turns up about once every 9 packs. It is one of 30 Flaaffy cards printed so far.
2000Neo Genesis
2003Aquapolis
2006Dragon Frontiers
2009Platinum
2012Dragons Exalted
2016Steam Siege
2019Team Up
2022Silver Tempest Trainer Gallery

















See the full Steam Siege card list
An ungraded Flaaffy from Steam Siege sells for about $0.67. A PSA 10 is worth more, roughly $3.35 by our estimate, and a PSA 9 around $1.54.
It is a Uncommon, and it shows up about once every 9 Steam Siege packs.
Mahou drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Steam Siege 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.