Millions of dungeons inhabit the planet, utilizing the Human people as a source of much-needed Mana to facilitate their own growth; in turn, the humans delve into the dungeons to acquire their own power in the form of Essence, which allows them to develop and enhance themselves in a multitude of different ways. It is a symbiotic relationship that has lasted thousands of years and has brought about a measure of peace.

Marstin Hardgrove was orphaned at a young age, forced to live on the streets, and needed to turn to thievery to survive. When a job goes wrong and the young man was caught, he was forced to eat a handful of dirt and rocks before being abandoned to die; unbeknownst to Marstin, he also ended up swallowing a tiny dungeon crystal.

Milton Frederick was originally abducted from his apartment to help defend one batch of pacifistic aliens called The Collective against another set of homicidal aliens called Heliothropes...but he never quite made it that far. Instead, during the process where his human consciousness was ripped from his body and inserted into a massive metal contraption called a Station Core, the ship that he was being transported on blew up and he was sent hurtling through space.

Larek Holsten is different from most people living in the Kingdom of Androthe, where his seven-foot-tall frame is looked at with suspicion and anger from its shorter residents; but as long as it helps him become the best Logger he can be, he doesn’t let it bother him all that much. He and his best friend, an axe with a powerful Fusion that causes it to become sharper and stronger than a normal tool, are feared by the trees in the magical forest north of his home, as he can fell the quickly growing monoliths faster than anyone else in the community.

All that Tacca GloomLily ever wanted to be since she was very little was a fairy assistant to a Dungeon Core. After her negatively portentous birth, however, she was never fully accepted by her superstitious peers and instructors at the Dungeon Assistant Preparatory School. Nevertheless, she persisted in her studies and graduated at the top of her class. Unfortunately for her, the “hands-on” training she was supposed to receive from a mentor and his bonded Dungeon Core didn’t go the way she would’ve hoped.

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.

Zac was alone in the middle of the forest when the world changed... The whole planet was introduced to the multiverse by an unfeeling System... or God. A universe where an endless number of races and civilizations fought for power and dominion. Zac finds himself stuck in the wilderness surrounded by deadly beasts, demons, and worse. Alone, lost and without answers, he must find the means to survive and get stronger in this new cut-throat reality.

Thousands of Heroes protect the land, defending against the periodic incursions by gigantic monsters known as World Threats. This was the way it had always been and Clay Shuntwise was perfectly fine with that. Running deliveries for his family’s shop in the sleepy town of Renton, the young teenager barely even thought about Heroes and their role in keeping the world safe. That was, at least, until a World Threat came crashing down on him.

After his parents died, Alex Roth had one desire: become a wizard. Through hard work, he was accepted into the University of Generasi, the world’s greatest academy of wizardry.... Fate, however, had another plan. On his 18th birthday, he is Marked by prophecy as one of his kingdom’s five Heroes, chosen to fight the Ravener, his land’s great enemy. But his brand is "The Fool". Worst of the marks.

Elmer Robbins loved decorating for every holiday with his wife, Mary, by going all out with décor at their cozy little house as well as filling his office with holiday cheer. But when his beloved Mary passed away unexpectedly the year before, it was difficult for Elmer to summon the same sort of enthusiasm in decorating for all of the holidays without her beside him.

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.

It’s not easy making the career jump from office-supplies-store middle manager to heroic interdimensional adventurer. At least, Jason tries to be heroic, but it's hard to be good when all your powers are evil. He’ll face off against cannibals, cultists, wizards, monsters...and that’s just on the first day. He’s going to need courage, he’s going to need wit, and he’s going to need some magic powers of his own. But first, he’s going to need pants.

Throughout the Kingdom, Defenders constantly fight against incursions of dungeon monsters rampaging over the border the Kingdom shares with the Wildlands. To keep the danger to their citizens low, they periodically sweep through these untamed areas filled with natural beasts and roaming dungeon monsters, destroying as many Dungeon Cores as they can find. Tempara was practically a newborn when Defenders from the Kingdom snatched her away, only to be forced to watch in horror as tragedy fell upon the rest of her pack.

Matt plans to delve the rifts responsible for the monsters that destroyed his city and murdered his parents. But his dreams are crushed when his Tier 1 Talent is rated as detrimental and no guild or group will take him. Working at a nearby inn, he meets a mysterious and powerful couple. They give him a chance to join the Path of Ascension, an empire-wide race to ascend the Tiers and become living legends. With their recommendation and a stolen Skill, Matt begins his journey to the peak of power. Maybe then, he can get vengeance he seeks.

This trilogy contains the books: Dungeon Player, Dungeon Crisis, and Dungeon Guild. Join Devin and Krista as they embark on a journey to explore the newest full-immersive, virtual-reality massively multiplayer online role-playing game, Glendaria Awakens! Their experience soon turns grim as they are put in charge of running their own dungeon in the game. Now they must figure out how to survive waves of players trying to steal their Dungeon Core, all the while dealing with psychotic Dungeon Guardians and powerful guilds.

Millions of dungeons inhabit the planet, utilizing the Human people as a source of much-needed Mana to facilitate their own growth; in turn, the humans delve into the dungeons to acquire their own power in the form of Essence, which allows them to develop and enhance themselves in a multitude of different ways. It is a symbiotic relationship that has lasted thousands of years and has brought about a measure of peace.

Elorion has just finished a VR gaming session to find a monster waiting for him. With 19 other students who have also been kidnapped, he is now subject to the whims of a thousand year old succubus, and he must survive deep under the Earth in the lost realm of the Underworld. Gifted with the ability to use magic and advance in power, he is given an ultimatum: Level up or die!

Dave has been wandering through life for a long time. His day job bores him, and he never seems to be able to meet his family's expectations. The only escape he's ever had is his love of MMORPGs. But when he becomes the subject of a test without even knowing it, he's transported into a game-world called Eloria with no escape.

Summoned to another world where gods and monsters roam, Julian continues his streak of bad luck. Rather than touching the Godcore directly, he let his smartphone absorb it. Now, he's got to figure out how to make the Godcore and his phone work together to help the people who summoned him survive their upcoming annihilation by the mad God of Chains.

The Singularity - the merger of man and machine into a greater whole - is finally within humanity's grasp. When programmer Jeff Lawing gets the opportunity to join Singularity Online, the world's first realistic VRMMO and the testing ground that will lead to the Singularity, he leaps to accept. Singularity is much more realistic and darker than Jeff had imagined, though.

Our hero entered the store that fateful evening and became involved in a life-or-death game arranged by a mysterious creature. He survived, but instead of being on Earth, he now appeared to be in a different world, with other people who had passed a similarly deadly test. Some made it through by using force, some by using their cunning.... Everyone has their own story, but they all have one thing in common - there are no good people among them.

Eric didn't ask to be a vampire. In fact he didn't even believe in them. Biting your own tongue with your fangs does a lot of convincing. Even so, being a part-time undead isn't as easy as you might think. It can let you hold down a day job, true, but sometimes the night "life" can be more than a little difficult, what with those bloodthirsty urges and predatory instincts kicking in.

Join Dale Mitchell, your run-of-the-mill truck driver. Until one day, he accidentally runs someone over. Now, through a series of strange and unforeseeable circumstances, he has become anything but normal. A story of magic, of a history that never was, and of a man trying to go through his day-to-day life while managing the affairs of an entire world. Join Dale Mitchell on his journey.

The Worldwalkers of legend are beings touched by Fate and transported from another realm, tasked with a grand destiny. Traditionally, they prevent great cataclysms or the fall of empires. Whatever their undertaking, their appearance brings about momentous change. It’s been some two hundred years since the last Great Game, but the time has come again. Seven are chosen, and the game begins once more . . .

When Hal Emden hears about a contest that offers winners the chance to test the newest game from his favorite designer on a cutting-edge, unprecedented virtual reality system, he has to try his luck. Surprisingly, he wins. A full week, all expenses paid, to play the fully immersive game Tides of Magic Online. What could possibly go wrong? I mean, it's not like Elwin, the creator of the game and series, is an insane psychopath intent on trapping them in his virtual world for purposes unknown...right?

Milton Frederick was originally abducted from his apartment to help defend one batch of pacifistic aliens called The Collective against another set of homicidal aliens called Heliothropes...but he never quite made it that far. Instead, during the process where his human consciousness was ripped from his body and inserted into a massive metal contraption called a Station Core, the ship that he was being transported on blew up and he was sent hurtling through space.

Milton Frederick never had the chance to live out his life as a professional gamer on Earth, mainly because he was abducted by aliens. Unfortunately, he wasn’t returned home after the typical probing associated with such things to tell an unbelievable story to his friends. Instead, he was summarily killed, and his consciousness was inserted into a Station Core, a giant metal egg-shaped object that could use technology to create traps, Combat Units, and other defenses to protect not just himself, but those he cared about.

Thousands of Heroes protect the land, defending against the periodic incursions by gigantic monsters known as World Threats. This was the way it had always been and Clay Shuntwise was perfectly fine with that. Running deliveries for his family’s shop in the sleepy town of Renton, the young teenager barely even thought about Heroes and their role in keeping the world safe. That was, at least, until a World Threat came crashing down on him.

All that Tacca GloomLily ever wanted to be since she was very little was a fairy assistant to a Dungeon Core. After her negatively portentous birth, however, she was never fully accepted by her superstitious peers and instructors at the Dungeon Assistant Preparatory School. Nevertheless, she persisted in her studies and graduated at the top of her class. Unfortunately for her, the “hands-on” training she was supposed to receive from a mentor and his bonded Dungeon Core didn’t go the way she would’ve hoped.

Millions of dungeons inhabit the planet, utilizing the Human people as a source of much-needed Mana to facilitate their own growth; in turn, the humans delve into the dungeons to acquire their own power in the form of Essence, which allows them to develop and enhance themselves in a multitude of different ways. It is a symbiotic relationship that has lasted thousands of years and has brought about a measure of peace.

Larek Holsten is different from most people living in the Kingdom of Androthe, where his seven-foot-tall frame is looked at with suspicion and anger from its shorter residents; but as long as it helps him become the best Logger he can be, he doesn’t let it bother him all that much. He and his best friend, an axe with a powerful Fusion that causes it to become sharper and stronger than a normal tool, are feared by the trees in the magical forest north of his home, as he can fell the quickly growing monoliths faster than anyone else in the community.

Kai was the least likely young man to ascend. Raised on his uncle’s potato farm, he began his career as an adventurer with empty pockets and little skill. But a foolish attempt to prove his bravery leads Kai to unlock hidden power within himself and acquire a most unlikely ally. After setting aside a promising career in the army to pursue the Path of the Bleeding Tiger, Rhona sets out to stop a war and seek atonement for the past. When Bancroft the Earth Core awakens, he can’t wait to begin building things anew. But a recovered item from his past reminds him that more is at stake.

Ryan doesn’t remember much about his life before becoming a dungeon core. Only that he had a bit of a disagreement with the church—something to do with a beheading? Now reborn, Ryan begins to arm his darkness dungeon with devious traps, bestial zombies and ill-named skeletal creations, without doing anything too evil. Well, mostly. Some adventurers just deserve a stalactite to the head.

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.

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.

After more than 700 years, he was expecting a peaceful and lonely end to his long life. That, however, was not meant to be. A single choice changed his fate, and his soul was forced to live again as a dungeon. Reborn but shackled to the heart of a mountain. This old soul has lost everything - and more. In a world of gods and demons, there is no room for a weak newborn dungeon. The path may be long and dangerous, but with a soul hardier than stone and a will stronger than iron, will he be able to forge his own destiny?

Cadence was born with a previously unknown disability that disrupted the some of the signals her brain sent to her vocal cords and hands, preventing communication through her voice or even through sign language. Despite that, she learned to communicate through writing and, when its use became more prevalent, text messaging.

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.

Against his will, Thaden was transported elsewhere in a big flash of light along with millions of other Humans from Earth, to a place where they would train to become Contenders in a whole new world. Unfortunately for him, something occurred during his transference into the “Training” program, and he was ejected from the whole training process and sent into the open mouth of an active volcano for bodily disposal.

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.