Relentless Attack
Assault on Osgiliath Nightmare#8 (x2)
Treachery

When Revealed: Attach to the current quest. (Counts as a Condition attachment with the text: "Each enemy gets -X engagement cost. X is the number of locations controlled by players. Forced: At the beginning of the encounter phase, if there are fewer than X enemies in the staging area, reveal an encounter card.")