Steam Siege was released in 2016. Series classification for this set is XY.
The checklist contains 116 cards, placing it in a mid-size expansion range. As of 2026, the set is 10 years old and now falls into an established back-catalog period.
Foongus (#12) is one of the Common prints in this expansion.
In 2016, Steam Siege introduced this print of Foongus. Card flavor text reads: "It lures Pokémon with its pattern that looks just like a Poké Ball then releases poison spores." Its card type is Pokémon.
The rarity label is Common. Printed HP is 40.
Energy typing is Grass. This gives collectors a clear identity footprint for the print.
It carries a Basic subtype designation. This card has the following ability: "Play Ball".
Foongus (Steam Siege) is presently valued at about $0.26 in raw condition. Week-over-week change is limited (0.0%), indicating short-term stability.
Current value is elevated versus the 30-day mean ($0.22), by 19.8%. In the past 90 days, observed prices ranged from $0.19 to $0.27 (31% spread), a moderate-volatility profile.
This version is categorized as Common.
Collectors tracking Foongus often benchmark it against other Foongus cards. Comparable entries in this snapshot: 6 cards, 5 distinct sets.
In this sample, pricing ranges between $0.05 and $11.09 (22080% total span). Relative to the alternative average ($1.92), this card is -86%.
Notable alternatives include Foongus #95 (Black Bolt) at $11.09, Foongus #10 (Black Bolt) at $0.05, Foongus #11 (Silver Tempest) at $0.09, and Foongus #10 (Journey Together) at $0.06.
Pricing context for collectors: Weekly drift is minimal (0.0%), indicating a relatively balanced short-term market. Observed 90-day bounds of $0.19 and $0.27 create a 31% band, matching a moderate-volatility profile.
Current value is 19.8% above its 30-day reference ($0.22). No consistent graded benchmark is available in this snapshot, so condition-adjusted pricing should be reviewed with active listings.
