Regan Earle was a robotics scientist that inadvertently caused the robot takeover of the world. When his last creation completes a decade-long plan to end his own life, he ends up surprised. Creation offers him a second chance to test his wits and cunning in another world. Fate, however, is fickle and Regan ends up as a Dungeon Core...with all his memories. Is the world of Murgin ready to face such a dungeon? Let's find out....

As Robia Valley recovers from the necromancer attack, Regan and Louella work to increase their strength to meet the coming challenges. In the dark, forces move to unknown means. Adventurers come from far and wide to test their strength in the rumored dungeon. Join them as they make their journey.

To say things have changed since the battle with the demons would be an understatement. Louella is working to pick up the pieces that were seemingly held together only through the glue that was Regan. Can Louella rise to the occasion without the Regan's aid? With Lelune's followers decimated or losing faith along with the ever-ambitious Cassin finally making his presence in Celestia felt, the world is literally crashing down around her. That doesn't mean Lelune is going to lie down and let it happen. It has been a long time since the Celestials went to war. Can Murgin survive it?

Ever since Arwin was summoned as a child, all he has known is war. And now, to claim the demon queen's life and end the war, he has to sacrifice himself. But, as he deals the final blow, the Hero of Mankind is betrayed. Caught in a magical explosion thought to end him, Arwin awakens a month later to find that everyone has already moved on. His [Hero] class has changed to a unique blacksmith Class called [The Living Forge] that is empowered by consuming magical items, but some of his old passive [Titles] remain, giving him the power to forge his new future exactly the way he wants to.

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.

The Aether Shift. An event that changed the world forever. Unleashing untold powers onto the minds and bodies of humans on Earth. Some were chosen, against their will, to become something new. Azaria, finally allowed leave the house on her own for the first time, ends up as a Dungeon Core, however, the situation gets turned sideways during the process and she's left alone for nearly a year. Lance, an individual with a hidden past has been struggling in the changed world that is Earth. Meeting Azaria through a twist of fate, what will change with the two brought together.

When Kers is reborn as a dungeon core, he finds himself stuck in the most improbable of places: a cloud. High in the sky and far away from the usual solid resources, Kers must face the obvious question: How is a dungeon to build itself without wood or stone? Luckily, Kers has the sarcastic (and sometimes helpful) fairy Selena to help him get his bearings. Together, the pair delight in exploring Kers’ weird existence, creating novel mobs, and enticing adventures to plumb the lofty heights of his floors.

If waking up in a new world isn't bad enough, Hestia starts her new life as a small, newborn dragon in a hostile forest filled with vicious monsters. With status screens obscuring her vision, her first task is to escape two hungry kobolds wanting some grilled lizard for breakfast. Equipped with fragmented memories from her past life and the gamelike mechanics of her new reality, Hestia must face trials, beasts, bosses, and more as she grows in size and power.

Zaria was just a normal woman, living a simple life—until demons burst through her door and ate her heart. Reborn from tragedy, Zaria rises from the ashes as a Core, but with a twist. A rare mutation has turned her into a Mutant Core, destined to explode unless she forms a bond with a human witch to become a Striga. Her mutation? Legs. With the power of a full dungeon compressed into a walking house that is her body, Zaria sets out on a journey to find her Striga and avoid detonation. Along the way, she battles demons, builds her dungeon, and feeds her mimic mobs.

Oberon Blackphoenix almost united all the races on his part of the world. It would have meant a term of peace yet unheard of. Sadly, he was betrayed by one of his most trusted advisors. With his once friend's sword piercing his chest, he cast his last spell. Unintended by even him, his spell incorporates a legendary item that results in the world being cursed. Now over a thousand years later, a certain sorcerer once again wakes...and he is not happy. Alessa has been on the run for years. Never stopping in one place for long.

Despite being a young master of the Zearthorn sect, Neave is not a cultivator. And if he can have his way, he never will be. Years of daily beatings, bullying, and abuse haven’t been enough to make him change his mind, and the ultimatum from his father won’t be either. Forced to choose between an arranged marriage and a path of cultivation, Neave makes a third choice. In a desperate, last-ditch attempt, he enters a secret vault and encounters a treasure. A book he should have never touched.

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.

It was a day like any other when suddenly the world changed. The universe reached a threshold humanity didn’t even know existed, and it was time to finally be integrated into the vast multiverse. A place where power is the only thing anyone can truly rely on.

When an ambitious teenage girl from Earth finds herself in a magical realm, she could be the hero—but she'd prefer to be the villain. When power-hungry Everly is reborn into a medieval world where elemental magic rules and she receives her elemental servants—the oddly sadistic Eris and the fun-loving Titania—years earlier than one typically would, she knows she's destined for a command of necromantic magic the likes of which her peers can only dream.

Lu Jie woke up in a world filled with scheming sects, arrogant young masters, and the mad chase for the immortal heavens. He wanted none of it, and soon finds himself beaten bloody in a spar he didn't remember and treated as less than worthless. But his plan to escape the sect is interrupted by an old Alchemist's pills that heal him within moments—a magical cure. These medicines ignite the flame of curiosity to learn true magic in him. Lu Jie sets out to study the truths hidden within the world, and soon finds an all new path of cultivation that could take him to the very top.