Redhorn Foothills
The Road Darkens #33 (x3/x2)
4 (5)

While Hills of Hollin is the active location, it gains:"Forced: After an enemy is added to the staging area, it gets -5 engagement cost until the end of the round."

Forced: When Redhorn Foothills is explored, each player must discard X cards from his hand at random. X is the number of damage here.