Level: Sorcerer 5, Wizard 5
Components: V, S
Casting Time: 1 standard action
Range: 30 ft.
Area: Cone-shaped burst
Duration: Instantaneous
Saving Throw: None
Spell Resistance: Yes
Waves of negative energy render all living creatures in the spell’s area fatigued. This spell has no effect on a creature that is already fatigued.
Source: Player’s Handbook (version 3.5), page 301.