神秘弯刀 (1988)
American Commando Ninja
David a young Ninja is recruited by his master to steal the formula for a viral weapon. He is pilled against two wily opponents - a KGB operative and Martin who has kidnapped the scientist who destroyed millions of lives through his bacterial experimentation in World War II and has developed the new lethal serum. Martin's intentions are not honest he wants the virus for himself in his bid to dominate the world.