Greater Insightful Strike

Diamond Mind (Strike)
Level: Swordsage 6, warblade 6
Prerequisite: Two Diamond Mind maneuvers
Initiation Action: 1 standard action
Range: Melee attack
Target: One creature

Your keen eye picks out the slightest imperfection in your opponent's defenses. Your weapon becomes a tool of your mind.

This maneuver functions like insightful strike, except that you deal damage equal to 2x your Concentration check result.