Frostbite

Transmutation [cold]
Level: Bloodrager * 1, Druid * 1, Hunter * 1, Magus * 1, Shaman * 1, Warlock * 1
Components: V, S
Casting Time: 1 Standard Action
Range: touch
Target: creature touched
Duration: instantaneous
Saving Throw: None
Spell Resistance: yes
  Your melee Touch Attack deals 1d6 points of nonlethal cold damage + 1 point per level, and the target is Fatigued. The Fatigued condition ends when the target recovers from the nonlethal damage. This spell cannot make a creature Exhausted even if it is already Fatigued. You can use this melee Touch Attack up to one time per level.