Amazon Slaughter

From the back cover of the first edition: Jason Striker - Karate, kung-fu, aikido - Striker, his body a finely honed weapon, is a master of them all. But the vows to his school of martial arts forbid him to kill a man, except in self-defense. In self-defense, Striker is capable of destroying his most powerful opponent. Pieces in a deadly puzzle... Brazil. An oil strike along the treacherous Amazon River. Fernando Mirabel, the sadistic government official with a predilection for torture. The voluptuous but lethal beauty of Dulce, Castro's top secret agent. A cryptic summons to the jungles of Mato Grosso from Fu Antos, mysterious leader of the ninjas. There are mere pieces of a larger puzzle confronting Striker - a puzzle whose missing piece could easily be his own brutal death!