Unlife Current

Conjuration (Healing) [water]
Level: Antipaladin* 3, Artificer * 3, Cleric */Oracle * 3, Druid * 3, Hunter * 3, Ranger * 3, Shaman * 3
Components: V, S, DF
Casting Time: 1 Standard Action
Range: medium (100 ft. + 10 ft./level)
Area: current or portion of current up to 20 feet wide and 100 feet long
Duration: 1 round
Saving Throw: Will half
Spell Resistance: yes

This functions as life current except you infuse the current with negative energy, so it heals undead and harms living creatures.