Pitch-dark Thicket
A Journey to Rhosgobel Nightmare #6 (x2)
Location
4 (2)
Forest.  

While Pitch-dark Thicket is the active location, all characters lose the ranged keyword.

Shadow: Attacking enemy cannot be attacked by characters with the ranged keyword until the end of the phase.

...so black that you really could see nothing. –The Hobbit