Rika is a scout mech. Once human, now she is the property of the Genevian military. Rika's crime was small, stealing food. But when faced with a five-year prison term, or conscription in the Genevian military, she chose war. She had no idea what that conscription would entail. Now little of Rika's human body remains, and she serves as an SMI-2 scout mech, the meat inside a cyborg body. She, and others like her, are sent in ahead of the human soldiers to tip the scales of war.

The Genevians are at war with Nietzschea...and they’re losing. In a last-ditch hope, the Genevian mech program was founded. Its goal to augment humans into cyborg fighting machines; mechanized warriors sent to hold the front lines against an enemy that was storming a hundred worlds. Yet few wished to undergo the brutal process, and so criminals were used, their minds enslaved by control chips and obedience enforced through discipline.

This is an omnibus edition of the first three Perseus Gate Season 1 books. It also contains the short story "The Cook's New Crew". The Gate at the Grey Wolf Star: After nine long years of searching the Inner Stars, Jessica and the crew of Sabrina have finally found the president's brother, Finaeus Tomlinson. But a mysterious group within the Transcend Space Force, known as the Grey Division, has orders to intercept and capture both Jessica and Finaeus. Also features The World at the Edge of Space and The Dance on the Moons of Serenity.

Kylie Rhoads is a junker. She makes her living traveling the stars, salvaging abandoned ships left over from pirate attacks on the edge of the Gedri system. Some of the hulls are legal for the taking, most aren't. When a salvage job goes bad, Kylie finds herself on the wrong end of a gun. The hand holding that gun? The SA Space Force, just the people Kylie wants to avoid. To avoid prison, Kylie makes a deal to go deep into the Gedri System and rescue a simple girl. But out on the fringe, nothing is as it seems.

Moving on from the trauma of combat in Afghanistan, former Green Beret Captain Sam Dale has just begun to settle down in his hometown of Castle Rock, Colorado. Now the owner of several small businesses, he is unaware that his world is about to be turned upside down. The call comes in at 2:30 a.m. The skies outside have opened up, unleashing a torrential rainstorm. Sam’s small towing company is being tasked with the retrieval of some kind of crashed aircraft.

Get ready to experience two more origin stories in the Backyard Starship universe.

A company of Army Rangers is sent on an interstellar colony ship to secure a foothold on a dangerous, alien planet through violence of action. Leaving behind a warring Earth flung headfirst into a conflict of mutual assured destruction, the Rangers and the accompanying crew of first colonists are guided on a 40-year journey by an unprecedented artificial intelligence. But when they emerge from the frigid embrace of cryosleep, they awake to a nightmare, finding themselves greeted by the same ruthless enemy that brought about the ruin of Earth.

When a high-value scientist is taken hostage inside the galaxy's most dangerous prison, Halek Cain is the only man for the job. The last remaining survivor of the Reaper program, Hal is an unstoppable force of fuel and madness. A veteran amputee-turned-cyborg, he has a history of violence and a talent for killing that is unmatched by any soldier. With the promise of freedom as his only incentive, he'll stop at nothing to earn back his life from the people who made him, imprisoned him, and were too afraid to let him die.

Titus sought glory in the Free States Infantry. He ended up in the Engineers. When the chance came to prove himself, he grabbed it with both hands. And caught the eye of the Intelligence service. How could a boot enlisted engineer transform into a soldier who works behind the scenes to root out corruption in the ranks as easily as providing combat intel to the front lines?

In the 20th century Earth sent probes, transmissions, and welcoming messages to the stars. Unfortunately, someone noticed. The Galactics arrived with their battle fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined their vast Empire. Swearing allegiance to our distant alien overlords wasn't the only requirement for survival. We also had to have something of value to trade, something that neighboring planets would pay their hard-earned credits to buy. As most of the local worlds were too civilized to have a proper army, the only valuable service Earth could provide came in the form of soldiers....

Five years ago, the US Space Force became a reality. And while those writing the checks took things very seriously, the other military branches did not. As a result, Space Force was populated by undesirables. My name is Captain Ethan Stone, a decorated member of SEAL Team Six turned Space Force "recruit". Flash forward five years and between tenses. President West is in office. Power has shifted. And Space Force is defunded. With just a handful of us still living on base, we find ourselves being evicted. But before all of us can leave, aliens invade.

The end begins with a viral outbreak unlike anything mankind has ever encountered before. The infected are subject to delirium, fever, a dramatic increase in violent behavior, and a one-hundred percent mortality rate. Death. But it doesn't end there. The victims return from death to walk the earth. When a massive military operation fails to contain the plague of the living dead it escalates into a global pandemic.

What you thought you knew about vampires and werewolves is wrong...so very, very, wrong. A thousand years of effort to keep the Unknown World hidden is unraveling and the Patriarch is tired. He needs to find someone to take over. He finds Bethany Anne.

Air Command pilot Nova Whiteside is assigned to a remote outpost to guard the construction of a tethered orbiter, Skyranch Twelve, against rebel sabotage. The difference between the well-ordered Union air fields and this dusty garrison is made painfully clear when she runs afoul a brutal commander of ground troops. When she is trapped behind enemy lines in a bloody uprising, she meets Djari, a civilian whose trust in the governing Union is shattered by what he has witnessed.

Heir to one of the leading "Four Horsemen" mercenary companies, Jim Cartwright is having a bad year. Having failed his high school VOWS tests, he's just learned his mother bankrupted the family company before disappearing, robbing him of his Cavalier birthright. But the Horsemen of eras past were smart - they left a legacy of equipment Jim can use to complete the next contract and resurrect the company.

Two hundred years ago, a fleet of colony ships left Earth and started a settlement on Proxima Centauri. Centurion Space Force pilot Nathan Stacker didn't expect to return home to find his wife dead. He didn't expect the murderer to look just like him, and he definitely didn't expect to be the one to take the blame. But his wife had control of a powerful secret. A secret that stretches across the light years between two worlds and could lead to the end of both. Now that secret is in Nathan's hands, and he's about to make the most desperate evasive maneuver of his life.

The world had become used to the metahumans - people sometimes perfectly ordinary, but sometimes quite extraordinary in appearance - who mostly worked with their governments as high-powered peace officers, fighting crime, and sometimes fighting rogue metahumans who had become super-criminals. Then that comfortable world ended in just one terrifying day.

In the wilds of a jungle planet, the Legion fights in brutal combat as Republic marines fly their SLICS from one tragedy to the next. H292, a repurposed warbot, shows the heart of a hero as he wades into the battle not to destroy - but to save.

Convicted criminal James Griffin-Mars is no one's hero. In his time, Earth is a toxic, abandoned world, and humans have fled into the outer solar system to survive, eking out a fragile, doomed existence among the other planets and their moons. Those responsible for delaying humanity's demise believe time travel holds the key, and they have identified James, troubled though he is, as one of a select and expendable few ideally suited for the most dangerous job in history.

The plot by the Galactic Union’s Mercenary Guild against the Four Horsemen has culminated in an invasion of Earth. Faced with an overwhelming force, the human mercs had no choice. They’ve fled, leaving Sansar Enkh to go to the Mercenary Guild headquarters on Capital Planet to stand trial for humanity. On the run, Jim Cartwright and Nigel Shirazi have travelled to the Winged Hussars’ secret base of New Warsaw, in an effort to convince Alexis Cromwell to join the fight, while the other mercenaries who escaped the fall of Earth have gone to the perceived safe haven of Karma.

When out-of-shape IT technician Roen wakes up and starts hearing voices in his head, he naturally assumes he’s losing it. He isn’t. As of last night, he has a passenger in his brain - an ancient alien life-form called Tao, whose race crash-landed on Earth before the first fish crawled out of the oceans. Over the millennia his people have trained human heroes to be great leaders, to advance our species at a rate far beyond what it would have achieved on its own. Split into two opposing factions - the peace-loving, but under-represented Prophus, and the savage, powerful Genjix - the aliens have been in a state of civil war for centuries.

Former Marine Arthur Holland’s destiny begins when an aircraft crashes on his property in the mountains of Colorado. He moves to investigate and to help any survivors, but the closer he gets the less control he has of his movements. An unknown force urges him to open the door of the mysterious craft, discovering the secret that lies within: a dead, alien pilot and a peculiar, otherworldly crystal. If that wasn’t enough, the crystal feels like it is alive. That’s when he hears a single word inside his mind: run.

What you thought you knew about vampires and werewolves is wrong...so very, very, wrong. A thousand years of effort to keep the Unknown World hidden is unraveling and the Patriarch is tired. He needs to find someone to take over. He finds Bethany Anne.

In the 20th century Earth sent probes, transmissions, and welcoming messages to the stars. Unfortunately, someone noticed. The Galactics arrived with their battle fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined their vast Empire. Swearing allegiance to our distant alien overlords wasn't the only requirement for survival. We also had to have something of value to trade, something that neighboring planets would pay their hard-earned credits to buy. As most of the local worlds were too civilized to have a proper army, the only valuable service Earth could provide came in the form of soldiers....

A walled city surrounded by lush land, protected by high mountain summits, and fortified by a massive gate to secure the only pass into the valley, The Bastion remained humanity's last hope against the fearsome undead creatures known as the Inferi Scourge. On one fateful day, the valley gate failed and the Inferi Scourge overran and destroyed the human settlements outside the walls, trapping the remaining survivors inside the city. Now, decades later, the last remaining humans are struggling to survive....

They call it The Green Hell. A maze of tangled jungle, the planet Makaum is one of the most dangerous places in the universe. And for Terran Military Master Sergeant Frank Sage, it is now home.The war between the Terrans and the Phrenorians rages, and both sides have their sights set on Makaum. If the planet's rich resources fall into enemy hands, it could mean devastation for the Terran army.

Tucked away in a high-tech Tactical Operations Center, inside an isolated safehouse in the Horn of Africa, sits Agency analyst Zack Altringham. He is Kenyan-born, Princeton-educated, badly burnt-out - and condemned by his language and cultural skills to a lifetime of fighting America's shadow counter-terror wars.

Captain Max Ahlgren is proud to be one of the first team commanders in the Marine Corps’ nascent MARSOC detachment. Finally, the Corps’ elite warriors are working alongside those of other branches, battling insurgents, not on the front lines but behind them. After his first mission, however, Max learns he will be replaced as team commander.

Carson Mach, a former war hero turned freelancer, seeks the biggest payday of his life when he's tasked to hunt down a ghost ship that has echoed through the centuries. The legendary Atlantis ship has become a reality, appearing at the Commonwealth frontier and obliterating an orbital station.

After decades hunting wanted offworlders throughout the solar system, Corporate Bounty Hunter Malcolm Graves doesn't bother asking questions. So long as the pay is right, he's the man for the job. And he always works alone. But when a high-profile bombing on Earth has Pervenio Corp clamoring for answers, they force him to team up with a strange, cyber-augmented partner. A young man more interested in statistics than instinct. Their assignment: Track down a suspected group of extremists from Titan who will go to any length to free their moon from the grip of Earth's corporations.