Beleaguered Hills
The Mountain of Fire #26 (x2)
Location
2 (3)
Hills.  

While Beleaguered Hills is the active location, reduce the total in the staging area by X, where X is the total of each engaged enemy.

Forced: After Beleaguered Hills becomes the active location, each player engages a non-unique enemy in the staging area.

The onslaught of Mordor broke like a wave on the beleaguered hills... –The Return of the King