Monferno is card #19 of 114 in Steam Siege (2016), a Uncommon illustrated by Mizue. At about $0.59 it is the #63 most valuable card in the set. In a Steam Siege booster it turns up about once every 9 packs. It is one of 8 Monferno cards printed so far.
2007Diamond & Pearl
2008Majestic Dawn
2009Platinum
2013Plasma Storm
2016Steam Siege
2018Ultra Prism
2022Brilliant Stars
2024Twilight Masquerade

















See the full Steam Siege card list
An ungraded Monferno from Steam Siege sells for about $0.59. A PSA 10 is worth more, roughly $2.95 by our estimate, and a PSA 9 around $1.36.
It is a Uncommon, and it shows up about once every 9 Steam Siege packs.
Mizue 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.