Cloak of Deception p. 76
Shadow Hand
Level:
Swordsage 2
Initiation Action: 1 swift action
Range: Personal
Target: You
Duration: End of turn
The shadows around you seem to surge forward and engulf you. For a brief moment, they render you invisible.
When you initiate this maneuver, you turn invisible, as the greater invisibility spell (PH 245). You remain invisible until the end of your current turn.
This maneuver is a supernatural ability.