Gentle Mist Shot (3.5e Maneuver)

''Water can both merciful and cruel, mist is harmless while the waves are cruel. This arrow is cruel, it make sure nobody find your unconscious body.''

You make an a single ranged attack against a creature within range, this attack deal an extra 4d6 nonlethal damage. If target creature is reduced to 0 HP or lower by this attack, the creature becomes the center of effect to an obscuring mist spell. This effect last for 1 round/initiator level.