Steam Siege Booster Box
- Format
- Booster box
- Market
- English
- Release
- August 3, 2016
- Edition
- Standard booster box
- Collection
- Steam Siege
- TCG series
- XY
Expansion release date. Later editions and regional boxes may have different release dates.
English-language box. Match the edition, pack count and original factory seal when checking sold listings.
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