Ninjitsu (Mantis-fist style). Cool swords. Assassinating.
Chuck Norris in a death-match showdown.
American Ninja I, II, IV, V (BUT NOT III or VI!)
The Secret Tenets of Mantis-fist Ninjitsu.
Michael Dudikoff (Star of American Ninja). Lo Bao (My slain ninja master, who's death I shall one day avenge).