An retired cyborg Los Angeles policeman is forced out of retirement and is assigned to apprehend his former partner whom is smuggling data to a terrorist organization that plots to assassinate government officials.
Two brothers have half of a powerful ancient Chinese talisman. An evil gang leader has the other half, and determines to get the brothers' half and have a complete medallion so he can gain absolute power.
When an ancient statue is moved for display in Expo '70, a giant, vaguely Triceratops-like monster is released. The monster goes to Japan in pursuit of the statue and ends up battling Gamera, the giant flying turtle.