Siege Tower
The Flame of the West#49 (x3/x2)
Location
3 (3)
Siege.  
While Siege Tower is in the staging area, it gains Archery 3.

Forced: After Siege Tower becomes the active location, shuffle the encounter discard pile into the encounter deck and discard cards from the top until an enemy is discarded. Add the discarded enemy to the staging area.