The Black Ninja Empire have a goal to lead the world to evil so they can rule.

When the Purple Ninja Empire get their hands on a lost treasure map, the race is on to find the legendary Burmese treasure. Two warriors join forces to claim the riches, but treachery and deceit stand in their way.

When police officer Alvin loses both his star witness and his wife to drug kingpin (and ninja assassin) Rudolph, he vows to get revenge. Travelling to Hong Kong, hot on Rudolph's trail, he teams up with local investigators Gordon, Vivian and Jackie. Meanwhile, a young street punk named Edmund is hunting for the man who killed his father. Could they all possibly be searching for the same person?

In a struggle for supremacy, two childhood buddies are caught on opposite sides of a deadly gang war. Their capture and subsequent release by the police sparks off another confrontation between the notorious Red Ninjas and the Golden Ninja Empire. A titanic struggle unfolds in NINJA POWERFORCE.

Raymond's father is the leader of the Scorpios and he is preparing to hand over the business to his son. Other gang leaders, Phoenix and Anders, know this too well.

Gordon the ninja learns from his master that the ancient sword he carries has a great power locked within it. Should the leaders of the five ninja clans be killed, this power would grow to become an absuolutely invincible force. Shortly after sharing this knowledge, however, the master is killed by a member of the evil black ninja clan. Gordon must now seek out the remaining clan masters and warn them of the approaching danger before it's too late.

白赖仁（李子雄 饰）野心勃勃，一心想控制人类，差仁者领袖虎大介杀死了菊池博士，抢走了万能的“赤盒”，伹他却打不开。得知音乐家高比（黄子华 饰）能打开盒子，他遂派人将其生擒。与此同时，菊池的学生女忍者香也在追杀高比，而令一面，芭蕉先生派爱徒小灵（黄圣依 饰）则暗中保护高比。三路人马狭路相逢，展开龙争虎斗，最终小灵杀出重围。芭蕉夜入白府盗赤盒不成，反被虎大介取走性命，并连累村民惨遭屠杀，于心不忍的高比以自刎相威胁，总算中止了白赖仁的屠夫行径。高比以乐曲为钥匙打开了赤盒，白赖仁惊喜万分，以为掌握了控制人类的秘笈。但小灵、女忍者香能就此罢手吗......

《忍者太保之地獄變》（1986），英文名为《Ninja Operation 6: Champion on Fire》，别名《Ninja Avengers》《Shaolin Quick Draw》，影片来自香港，语言为英语，片种是功夫/武术。导演是黎幸麟，编剧是Stephen Soul ，监制为黎幸麟和陈贵华。演员有李察哈里逊、Stuart Smith 。出品公司是通用影艺有限公司，摄影是陈沛佳，制片为洪金强和Stephen Soul ，故事由何志强创作。

一位忍者英雄悄然踏上征程，打算向杀害他兄弟的黑帮分子复仇。

Three martial-arts students search for the Golden Ninja Warrior, a statue reputed to have magic powers.