Fight, survive, adapt, and rely only on yourself. That is Derek’s creed and what's got him through the System Integration on Earth. Everything changed when the System came. Cute bunnies and beautiful butterflies became savage killing machines. Then the Invaders arrived with a single goal: to obtain ownership of this new habitable planet. War has raged ever since. None of this mattered much to Derek, aside from making living a little more perilous.

Captain James Decker has lived a life of hunting, killing, and earning credits. To some, it hasn’t amounted to much, but to him, it’s led to him captaining the SC Fortune, a space cruiser with a competent crew that he’s grown fond of. After accepting a bounty hunting mission with a beautiful blonde woman as the mark, Decker finds himself soon without a ship and a crew. But as luck would have it, this same mission gives him back what he lost: a new ship and a new crew.

Two centuries ago, the First Expansionary Fleet set off to the farthest reaches of the galaxy, hoping to explore, colonize, and conquer new worlds in the name of humanity. But when the fleet was violently and unexpectedly thrown off course, the colonists found themselves trapped in an unexplored region of the galaxy—and caught right in the middle of a bloody interstellar war. Now, after generations of relentless fighting, a tentative truce has finally ushered in an era of growth and prosperity.

Convicted of a minor traffic violation, Rev Pelletier is conscripted into the Perseus Union Marine Corps...for up to a 30-year term of service. Anxious to get back to his civilian life and job, Rev opts for a shorter term as a Marine Raider taking the fight to the enemy. But with extremely high mortality rates, can he and his friends survive until their term of service is over?

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

Levi Walker died by Truck-Kun and found himself reincarnated on the magical world of Taryl. With a new body comes a whole new curriculum as he's expected to enroll in the Otherworld Academy, a prestigious institute that trains magi to hone their magical prowess. If that's not enough, Levi's been sorted into the smallest house in the school, told he's a Demon Lord, and his dominant magic is beast taming. But Levi's never been one to focus on the negative. With beautiful classmates, entrancing faculty, and a very sassy squirrel at his side, he's ready to make Taryl his new home.

A coup has thrown the kingdom of Farshores into turmoil, and one of the pretender’s first moves was to order mercenaries to invade the Mage District and put all its inhabitants - men, women, and children - to the sword. There is one survivor: Horace Stonecutter, the youngest son of the Stonecutter family. Consumed with anger and a hunger for retribution, he journeys out to find who ordered the murder of his family. Along his bloody journey, he meets kings, princes, princesses, noblemen - and not so noble men. May God have mercy on his enemies - because he won’t.

After more than 20 years in special operations, USMC Gunnery Sergeant Wolf Mathison wasn’t looking forward to retirement when—implanted with an experimental artificial intelligence—he deployed on his last mission with a platoon of Marine Raiders being sent to the Jovian moon Europa. The USS Jefferson was destroyed en route, though, and only Mathison and three other marines survived. Trapped in stasis, they were hurled into the outer reaches of the solar system, where they wouldn’t be found for hundreds of years.

Survive the arena. Choose a Battle Bride. Master the lost art of cultivation. They called me a savage, then threw me into the their cruel arena. Instead of bleeding out on the sand like they hoped, I used the power of my gifted core to rise. When I learned my enemies held a cure for the spreading plight of infertility, I knew why my gods had sent me. I am Dagon Haldorson, hunter and hearthman of the northern shores of Enea. I will grow in strength, form alliances, and win the hearts of gorgeous battle brides.

Gus is a Henchman separated from his friends at his new job, a henchman on an orbiting space base. He's happy with the gig, and has no real delusions of grandeur. Well...small delusions, but he’s seen all too often what happens to minions who get too uppity around their supervillain bosses.

Martin loved his job, believing he truly changed the world for the better. As a researcher at Replica Imagination, he was a small cog in the goliath's wheel. The mega-corp helped reunite cloned pets with their loving families. He wished his talent could be used in the realm of human cloning, helping the terminally ill, but the legal and moralistic hurdles to such research seemed insurmountable. Except... Replica Imagination's esteemed image falters as reality slips through the cracks. With caution tossed to the wind, Martin brazenly investigates, going into places he never should.

Ryan Stathis has everything he ever wanted: A family, a nice home, and a career with a government agency designing military aircraft. That is, until one late night at the office ends with him being snatched by an alien spaceship, and he's forced to take command. Thrust into a new universe, Ryan unknowingly holds the key to the one thing standing between Earth, and it’s annihilation. Listen to one man’s journey, as he evades an alien empire's grasp, and searches for a way home.

Before the demons invaded, Nathan had everything he ever wanted. Women, power, magical talent, wealth, a fortress full of loyal soldiers. Now, a beautiful demonic general offers him a choice: Die; or start a new life with her in the past and rewrite history. Nathan accepts and is sent back in time to before the end of the world.

In a world where mages and monster grow from cultivating mana, Isaac joins the class of humans known as mages who absorb mana to grow more powerful. To become a mage, he must bind a mana beast to himself to access and control mana. But when his mana beast is far more human than he expected, Isaac struggles with the budding relationship between the two of them as he prepares to enter his first dungeon.

Belisarius is a quantum man, an engineered Homo quantus who fled the powerful insight of dangerously addictive quantum senses. He found a precarious balance as a con man, but when a client offers him untold wealth to move a squadron of warships across an enemy wormhole, he must embrace his birthright to even try. In fact, the job is so big that he'll need a crew built from all the new sub-branches of humanity. If he succeeds, he might trigger an interstellar war, but success might also point the way to the next step of Homo quantus evolution.