Drow Racial PowerCloud of Darkness
A shroud of blackness descends around you, hiding you from sight.
Minor Action Close burst 1
Effect: The burst creates a cloud of darkness that remains in place until the end of your next turn. The cloud blocks line of sight, squares within it are totally obscured, and creatures entirely within it are blinded until they exit. You are immune to these effects.
Updated to match Essentials data.
Published in Forgotten Realms Player's Guide, page(s) 8, Heroes of the Forgotten Kingdoms, page(s) 246.