Echoing Passage
The Mountain of Fire#16 (x3/x1)
1 (5)
Echoing Passage gets +1 for each enemy in the staging area.

While Echoing Passage is the active location, each enemy gets +2 .

Many doors and openings could be seen on this side and that; but it was empty save for two or three more bodies sprawling on the floor.
-The Return of the King