Overwhelm

(Player's Handbook II, DnD 3.5)

Enchantment (Compulsion) [Mind-Affecting]

Level: ; Beguiler 6; Sorcerer/Wizard 6
Components: V, S
Casting Time: 1 standard action
Range: Touch
Target: One creature
Duration: Instantaneous
Saving Throw: Will negates
Spell Resistance: Yes

You grip the creature's head, and a surge of magical energy overwhelms its senses.
With a touch, you deal nonlethal damage to the subject equal to the creature's current hit point total.