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.

Syl was given a choice by Gramps when they died. Reincarnate as a regular person or embark on a daring experiment. Driven by a desire to honor Gramps and a sense of adventure, Syl chose the latter... only to awaken as a lowly slime. A farmed slime. The life of a farmed slime was cruel. Syl was constantly at the mercy of humans, a slime whose only purpose was to eat and recycle garbage. The threat of lethal core-destroying knives wielded by innocent children was a constant shadow. This was not the life Syl had envisioned. So, they made a daring escape to the wilderness!

She wanted to be a Necromancer, but awakened as a Saint! Somehow her summoned heroes are all undead? How will the church react when their Saintess summons a skeleton in place of a mighty hero? Sofia isn’t too keen on finding out. In this world, Gods choose [Saints], and [Saints] summon [Heroes] from other worlds; everyone knows that. But Sofia had a thing for bones ever since she was a child; there’s only one [Class] she wants: [Necromancer]! When, by the whims of fate, she gets both classes at the same time, the system breaks.

Instead of moving on to the afterlife, Watkins wakes up as something different. He has been reborn as the core of a war-ravaged starship and must work to repair his vessel if he wants to find his way home. Threats to his new existence abound, both in the darkness of space, and lurking aboard the ruined hulk of the ship he now commands. Despite the danger, Captain Watkins has a lifetime of naval service experience to call upon. With the help of his system adjunct, they must rebuild and prepare their vessel for the battles to come.

Belissar has always lived a peaceful life, if not a particularly easy one. Though he lost his parents, he was taken in by a kindly villager who taught him his life's calling: beekeeping. But one day the local lord's ruthless son, Ruckanos, comes to their humble village to claim his own tower, slaughtering everyone. Luckily for Belissar, as he lies dying with an arrow in his back, a tiny worker bee decides to interfere, and he wakes up not only alive but a whole new bee-ing.

After getting reincarnated as a dungeon, Theodor thought he’d finally get some rest and relaxation. That changed when a bumbling old hero stumbled into him and died, making Theodor the target of adventurers everywhere. Masquerading as a house in the small town of Rosewind, Theo must now do whatever it takes to remain unnoticed… even if it means creating an avatar to interact with people or go on a mission set by the annoying Earl Rosewind!

The usual result of a human taking a runaway semitruck head-on is a very sudden, very fast track to the pearly gates. But for one newly noncorporeal man, there's another option: become a dungeon. Feeling sorry for the desperate angel assigned to him, the man relents. Heck, if it doesn't work out, he can always chat with Saint Peter about it later. Next thing you know, he's a dungeon. Admittedly, a small run-down, somewhat unimpressive dungeon (more of a house, actually), but you gotta start somewhere, right?

Anthony has been reborn! Placed into the remarkable game-like world of Pangera. But something seems a little off... What's with these skills? Bite? Dig? Wait.... He's been reborn as a WHAT?! Follow Anthony as he attempts to adjust to his new life as an ant in his new Dungeon home. He'll have to learn how to survive, level-up, and grow both himself and his bite-sized colony into a force to be reckoned with.

Alexandra Rousseau, an engineer from the European Federation Star Navy with a past darker than the void between the stars, is unexpectedly launched into hyperspace when an FTL jump goes horribly wrong. She wakes in a world of magic and monsters, encountering a mysterious Order with plans millennia in the making. When the Order makes a catastrophic mistake, transforming Alexandra into a dungeon core, they inadvertently give her the power to bring back technology long since thought lost in this world.

Newborn Dungeon Cores must choose what entity they help contain, and that choice determines what monsters they are able to summon. After being executed for crimes forgotten in death, Tira is given the chance to make that choice. Tira chose Acekorah, the Primeval Terror, a being so dangerous few cores will risk trying to contain it.

Elaine is ripped from this world to Pallos, a land of unlimited possibilities made real by a grand system governing classes, skills, and magic. Join Elaine as she travels around Pallos, discovering all the wonders and mysteries of the world, trying to find a place where she belongs, hunting those elusive mangos, all while the ominous Dragoneye Moons watch her every move.

Violet, an orphan from Earth, was just about to apply to a college when she was transported into the world of her favorite game, Adventure Incarnate. Thankfully, Adventure Incarnate is a cozy farming adventure RPG, and she has an awesome cheat—her inventory is full of raw materials that she can use to level up and craft legendary items.

Somewhere in the toxic Bone Pits, where mechanical nightmares roam, an emaciated and wounded young wolf clings to life. Wracked with pain, driven by instinct, it crawls across the subterranean landscape, avoiding the unnatural horrors that dwell there and seeking sustenance while fending off rats, insects, and other vermin stalking it as prey.

The System warned them. The world panicked. Alex prepared. In college for a degree he didn’t care about, the promise of the System creating a world where magic and challenge awaited—even at the risk of death—was the best news Alex possibly could have imagined. Yeah, Alex was ready for a new life. He wasn’t, however, ready for his only friend to shove him through a portal into hell the moment the apocalypse started.

Growing stronger has brought its own challenges as Silas is more of a target than ever. Worse, the Earth and its allies become targets too. Decisions have been made and obligations accrued. The threats exist at many levels, but the one that must be dealt with first is one that doesn't seem to have any agenda but raw destruction. Silas must walk his own path and create a new way if he wants a future that diverges from the horrors he has been shown.