Causes your Fear spell to inflict a Nightmare on the target when the fear effect ends. The Nightmare effect reduces the target's movement speed by X% for 5 sec.
Causes your Fear spell to inflict a Nightmare on the target when the fear effect ends. The Nightmare effect reduces the target's movement speed by X% for 5 sec.
Improved Fear is a talent in the Affliction tree, you will need to spend 12 points in Affliction to max it.
Edit
Patch 3.0.2 (2008-10-14): Added. 
