Trackers Books

On a small planet called Thoska-Roole, a loosely allied band of humans, androids, and bioforms make one last stand against the dominance of Phaestor, a race of genetically engineered killing machines

A genetically altered vampiric race known as the Phaestor threaten to overrun the galaxy, but the opposition--an outnumbered band of malcontents--fights savagely to preserve their freedom. Original.