Nightmare Technique

Akumu no Jutsu (Nightmare Technique)
Genjutsu (Phantasm; Requires Genjutsu 12 ranks) [Mind-Affecting, Fear]
Rank: 7 (A-Class);
Range: Medium (20 ft. + 10 ft./8 chakra spent);
Target: One living sleeping creature;
Duration: Instantaneous;
Saving Throws: Int negate (see text);
Chakra Resistance: Yes;
Chakra Cost: 8.

This technique affect the technique's sleep, sending dreadful visions of hell to disturb its rest. If the target fails its int save, the technique prevents restful sleep and causes 80 points of damage. The nightmare will leave the subject fatigued and unable to regain Chakra or hit points for the next 24 hours. How well you know the target directly affects how effective the technique is, refer to the table below to see how much of a bonus or penalty the target has to its int save to defend against the technique's visions.

Knowledge of the target	Will save modifier
None	+10
Second-hand	+5
Familiar	+0
First-hand	-5

This technique can't be dispelled, and cannot be used on a creature more than once per week.