The archetypical renegade Texas Ranger wages war against a drug kingpin with automatic weapons, his wits and martial arts after a gun battle leaves his partner dead. All of this inevitably culminates in a martial arts showdown between the drug lord and the ranger, and involving the woman they both love.
Cole Thornton, a gunfighter for hire, joins forces with an old friend, Sheriff J.P. Hara. Together with an old indian fighter and a gambler, they help a rancher and his family fight a rival rancher that is trying to steal their water.
Dutch and his group of commandos are hired by the CIA to rescue downed airmen from guerillas in a Central American jungle. The mission goes well but as they return they find that something is hunting them. Nearly invisible, it blends in with the forest, taking trophies from the bodies of its victims as it goes along. Occasionally seeing through its eyes, the audience sees it is an intelligent alien hunter, hunting them for sport, killing them off one at a time.