Shinobi Secrets: Killing Intent

Shinobi Hiken: Sakki Jutsu (Shinobi Secrets: Killing Intent)
Chakra Control (Spirit) [Lost Hijutsu]
Rank: 7 (E-Class);
Range: Personal;
Target: You;
Duration: 1 round;
Saving Throws: None;
Chakra Cost: 2.

This technique enhances the fear stimuli exhibited by the user with a burst of chakra and murderous intents, thus making the user appear far more threatening to weak-willed creatures. He gains the frightful presence extraordinary ability with a Int save (DC 15). A failed save renders a creature Shaken for 3 rounds. If the creature has 50 less hit points than the user or a Int score of 15 or lower, it becomes Frightened for 3 rounds

This technique can be used only once per day. A successful save renders the creature immune to the user's frightful presence for 24 hours.

Mastery
The second and fourth step of mastery in this technique allow the user to use the
technique an additional time per day each.