Robert Sheckley Alien Harvest

The alien queen is dead, the hive mind left to flounder, and on a world bereft of its leader two strains of Alien divide their forces for world-shattering war. On Earth, in the wake of alien infestation, athletes are flocking to humanity's Goodwill Games. But some come with a deadly new tool: a drug called Fire, distilled from the very essence of the Aliens' body chemistry... Contains Genocide by David Bischoff and Alien Harvest by Robert Sheckley.

https://rapidgator.net/file/b83889296599b4c6119a9b76a77b17c7/

http://nitroflare.com/view/D4D0862BA9D4749/

https://k2s.cc/file/0ded226bad146