You are playing Nightmare mode.

Setup: Place 1 progress on To the Tower.

"If a man must needs walk in sight of the Black Gate, or tread the deadly flowers of Morgul Vale, then perils he will have. –Aragorn, The Return of the King

Begin with the standard quest deck and encounter deck for the The Morgul Vale scenario.

Remove the following cards, in the specified quantities, from the standard encounter deck:

3x Forest Bat

1x Watcher in the Wood

3x Orc Arbalesters

1x The Power of Mordor

2x Morgul Sorcerer

2x Morgul Tracker

3x Morgul Road

Then, shuffle the encounter cards in this Nightmare Deck into the remainder of the standard The Morgul Vale encounter deck.

Finally, flip this setup card over and place it next to the quest deck. Its effects remain active throughout the game, which is now ready to begin.