You duck out of the way, slipping to where you can best land your next attack.

Encounter   ✦     Martial
Immediate Reaction      Close burst 2

Trigger: An enemy in the burst you can see misses you with a melee attack.

Target: The triggering enemy

Effect: The target grants combat advantage until the end of its next turn. In addition, either you can shift 2 squares, or each ally in the burst can shift 1 square as a free action.

Published in Dark Sun Campaign Setting, page(s) 43.