Star Hunter — Andre Norton

Somewheres on the jungle world of Jumala, there was a man in hiding -- a man whose mind had been reconditioned with another's brain pattern and for whom there was a fabulous reward. STAR HUNTER is a thrill-packed account of that other-worldly game of hide-and-seek between a man who did not know all his own powers and an interstellar safari that sought something no man had a right to find....