"Fomer Union soldier Cleveland Trewe has seen more than enough carnage for one lifetime. Now that the war is over he's found work as a peacekeeper and prospector--the perfect set of survival skills for a town like Axle Bust, Nevada...Cleve's uncle stakeda claim in Axle Bust only to lose it to a murderous con-man...To reclaim his uncle's mine, and bring justice to a town under tyranny, Cleve finds himself turning the streets into a bullet-riddled battlefield"-- "From...

The New York Times bestselling series based on the blockbuster Xbox® games!
Centuries before the Human-Covenant War would rage across the galaxy, a similar conflict erupted between the Prophets and the Elites—two alien races at odds over the sacred artifacts left by the powerful Forerunners, who disappeared eons ago. Although they would eventually form a stable alliance called the Covenant, there are those on both sides...

In "Cauldron," cadets forced to steal from a downed spaceship accidentally bring aliens aboard, and in "Steel Egg," before Ripley's battles, a human spaceship encounters aliens on a mysterious vessel orbiting Saturn.