Your attacks ignore line of sight against targets where X's Sentinel Owl is located.
Call forth a Sentinel Owl to the target location within 40 yds, granting you unhindered vision. Your attacks ignore line of sight against any target in this area.
Every 150 Focus spent grants you 1 sec of the Sentinel Owl when cast, up to a maximum of 12 sec. The Sentinel Owl can only be summoned when it will last at least 5 sec.