"Cut-and-paste" transformation of Taiwanese movie "Tian Zhuang A Ge" (1983; directed by Chu Yen-Ping and Chao Chen-kuo\) with new Hong Kong footage. A ruthless gang of Ninja marauders, a kidnapped maiden and a young man seeking vengeance set the stage for "The Ninja Showdown." Warlord boss Jing and his evil band of Purple Ninjas are unstoppable highly trained assassins who ravage a peaceful town. But when the outlaw Ninjas abduct his girl, a wrathful Tony unleashes a furious assault with the help of Ninja Master Gordon. Together, these two men lay waste to Jing's army in a shattering battle to secure their honor and rescue the town from the clutches of a greedy and oppressive tyrant.

"The Ninja Empire has its fierce laws, and those who dare to break them face death. This is the story of three rebels (Ivan the Red, Rodney, and Janet) who tried to break the code to which they had sworn sacred loyalty." - DVD Back of the Box Description. Hong Kong cut and paste edit of the 1981 Taiwanese film "媽！不要死在我背上！ " (Ma! Don't Die on My Back) with new ninja scenes.

"Gordon (Richard Harrison), the great ninja master faces the most desperate challenge of his life when he and his intrepid ally David, must answer to ninja law and do battle with a brutal horde of evil ninjas in order to foil an assassination plot. Led by the depraved criminal mastermind Stuart, an army of sadistic purple ninjas em-barks on a bloody killing spree in a campaign to seize control of the entire nation. As part of his heinous scheme, Stuart plans to assassinate a senator and replace him with a figurehead who will establish a base of oper-ations for the seductive and deadly beauty known as "Miss Littleton". The tension mounts to the breaking point as Gordon and David put their lives on the line to end the reign of terror!" - VHS Back of the box description. A Hong Kong cut and paste edit of the 1982 Thai film "จ้าวนรก" (Lord of Hell/Fire Chief) with new scenes with ninjas.