Your vicious blow causes supernatural agony to your foe. Slowly but surely, its life slips away.

Daily   ✦     Implement, Psionic
Standard Action      Melee touch

Target: One creature

Attack: Dexterity vs. Reflex

Hit: 5d10 + Dexterity modifier damage.

Miss: Half damage.

Effect: The target takes ongoing 10 damage (save ends).

  Each Failed Saving Throw: The ongoing damage increases by 5.

Published in Player's Handbook 3, page(s) 75.