A secret formula that can cause plants and animals to expand a thousand-fold in size is stolen by a terrorist group. During a wild chase and shoot-out, the formula is lost. It's found by a little girl who accidently gives the formula to her pet snake. After the snake grows to an immense size, it follows and protects her. When the terrorists go after the girl, the snake begins destroying everything in its path. Hong Kong cut and paste edit of the 1987 Taiwanese film "大蛇王" (King of Snake) with new scenes.

A ninja hero stealthily sets out to get revenge upon the mobsters who murdered his brother.

The Black Ninja Empire want a "confidential blueprint" in the possession of Vietnam vet Robin and will stop at nothing to get it. When Robin's fiancée is murdered, her sister joins the White Ninja Empire and teams up with Robin to wreak bloody vengeance.

In his attempt to be the most powerful man in the world, Justin Taylor, leader of a sinister Ninja army, has become the largest narcotics smuggler in the orient. The U.S. Drug Enforcement Agency and the Hong Kong Police have joined forces with the CIA and a brilliant policewoman, the awesome Amazonia, to bring down Taylor by any means, at any cost. The CIA operative chosen for the task ultimately realizes that the man he must kill was his closest friend in the war. Torn between justice and loyalty he's got to make the most crucial decision of his life.

Ross, Farris and Lee are star pupils of the Ninja Master, but Ross is secretly building his own ninja empire and dealing in the slave trade, headed by two slave masters Old Fox and Kong. When Ross kills the master, the two brothers must battle their way through an army of ninjas to bring the wrongdoers to justice. Hong Kong cut and paste edit of the 1986 Korean film "아라한 " (Arahan) with new ninja scenes.

Thomas [sic] Tang unleashes yet another assault on human sanity with this Z-grade, cut and splice ninja crap-fest featuring drug dealing ninja, CIA operatives and a completely non related story from Thailand. The Thai footage comes from the 1986 action film ตามฆ่า ("Follow the Kill").

Criminal activities of the spiritual ninja are headed by a ruthless ninja warlord and follows the CIA's subsequent attempts to bring them to justice. Enter Captain Scott, one of the CIA's 'Action Men' who also happens to be a Tamo ninja

An organized gang specializing in high ranking military assassinations bewilders the police. However, their headquarters are located and a special agent is sent to terminate all members of the gang.