You leap to your ally's side, sparing your comrade from the jaws of death.

Daily   ✦     Healing, Martial, Weapon
Immediate Interrupt      Melee weapon

Trigger: A creature attacks your ally

Effect: You move up to twice your speed to a square where you can reach the triggering creature with your melee weapon. Your move doesn't provoke opportunity attacks. You then make the following attack.

  Target: The triggering creature

  Attack: Strength vs. AC

  Hit: 7[W] + Strength modifier damage, and the target's attack misses the ally.

  Miss: Half damage, and the target's attack deals only half damage if it hits the ally.

Effect: The ally can spend a healing surge immediately after the target's attack.

Published in Player's Handbook, page(s) 152, Class Compendium.