Adamantine Bones

Stone Dragon (Strike)
Level: Crusader 8, swordsage 8, warblade 8
Prerequisite: Three Stone Dragon maneuvers
Initiation Action: 1 standard action
Range: Personal
Target: You
Duration: 1 round

You are an impenetrable tower of defiance on the battlefield. Attacking
you is as fruitless as striking a mountain with a walking stick.

As part of this maneuver, you make a single melee attack. If this attack hits,
you gain damage reduction 20/+5 for one round.