An AI calling itself Schema has assimilated Earth into its System. As a consequence, everyone gained access to status screens, power-ups, and skills. This AI turned these concepts from fiction to fact. It's easy to become intoxicated with leveling up and becoming stronger. To some, it's too good to be true, like living out a dream. For Daniel, however, it's closer to a nightmare.

Tragedy had reduced James to a nobody. Washed up and homeless in NYC, he thought his life was over. Then a message appeared in his vision: [60,000-year countdown has ended] [Nemesis 1 released] [Please acknowledge]. As the world falls apart, as billions die, as society collapses, and all hope seems lost, James discovers a powerful truth: he was wrong to think himself a nobody.

On a day like any other, an alien descends to Earth, unleashing untold death and destruction. Alistair watches the live news footage of the carnage, his eyes glued to the image of impossible power made manifest. The alien’s arrival kicks events into motion that no one could have predicted. Earth is prematurely initiated into a universe-spanning empire of cut-throat cultivators, beasts, and entities of ungodly power—all guided by a mysterious AI System. The System’s first quest? Kill someone.

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.

Choosing a college when your family is struggling can be difficult, but it isn’t supposed to be world ending. And the falling meteor is seriously limiting Matt’s options. Now in the aftermath, his home city is locked down by a mysterious dome, corporations are looking to monopolize a wealth of new untapped resources, and people are suddenly developing powers via a System that seems to have borderline sinister intentions. In the chaos, Matt decides to stick to what he knows: use his stealth class to adapt and survive.

Due to unusual circumstances, Randidly starts in an isolated dungeon far beyond his level, forced to rely on the mysterious Traveler Shal in order to learn and survive with the dangerous new status quo for his world. But survive he does, only to leave the dungeon and discover that while he experienced several hellish months in the dungeon, only half a day passed on Earth. Randidly's capabilities are now more than enough to help build a small enclave of survivors, but that doesn't mean balancing his sense of responsibility against the plots of an unfriendly town will be easy.

Jay Luckrun has many interests: street dancing, anime, action movies, comedy, and dashing across rooftops to the point where his bullies nicknamed him Rooftop Weirdo. After struggling to confront his untouchable high school crush at her seventeenth birthday party, Jay adds another interest to his list—Dungeon Crawling in the face of the apocalypse. Jay meets a divine creature who chooses him to become a Champion. Someone with a leveling System, stats, skills, access to other dimensions containing dungeons filled with supernatural loot, and magical powers that’ll alter reality as they know it.

Ten years ago, Amelia woke up alone and lost in a broken world where she had to fight for her survival. Now, after reaching the pinnacle of power, defeating the Void itself, and escaping the abyss, she has finally found her way back into the real world. But instead of returning to Earth, she arrives in the land of Vacuos. A fantasy world with magic, monsters, Classes, and Levels. A world that is governed by a System like it were a video game.

A tragic event called Violet Rain, or Purple Rain led to billions of deaths, civilization collapsing, and monsters roaming the planet. The danger of myths, legends, monsters, and portals to other worlds appearing on Earth has resulted in a surge of magical understanding and technological advancement.

After the arrival of the multiversal monopoly BuyMort, life got brutal. All systems were through BuyMort. All currency was through BuyMort. All sales were through BuyMort. You could resist, you could compete, but it didn’t really matter because in the end you used BuyMort—or you perished. BuyMort be praised. But not everyone’s happy with the new system. Some, even, want to see it destroyed. It’s quick. It’s convenient. And it will help people kill you and your family as readily as it will help them sell you knickknacks for a quick mortie.

Matt is reincarnated as a Tree. Not just any tree, but an overpowered one in a fantasy world that serves as the battlefield for an ongoing conflict between demons and the heroes summoned to oppose them. But Matt can be a great tool against the evil forces. TreeTree (as Matt comes to be known) will learn all sorts of skills, gain levels, and in doing so, build up a forest, train young subordinates, protect a village, and more.

Becoming a knockoff Dracula in tight leather pants was never part of Vincent’s plans. Neither was being summoned to another world by a cult of vampire wannabes. But both happened. Now, Vincent’s left to pick up the tattered pieces of his humanity as he tries to grow strong enough to keep his family safe. The world is filled with nightmares, and the looming threat of losing his soul stands between his goal and his reality, so it’s not like it will be too hard or anything. Hell should tremble. A good man is going to war.

After quitting her job as a therapist, Tess's life became pretty slow. A tad boring, even. It thus came as no small shock to her when she was chosen by a god. Suddenly thrust into a new world where magic, monsters, and character levels are par for the course, Tess will find that simply surviving can be a challenge. It doesn't help that dark forces are stirring, she's woefully underpowered, and spiders keep trying to claw her face off.

Luke is an apprentice leather worker, training with his family to one day take over the business. He and his friends Andre, Taylor, and Zed have known each other forever, and swear that nothing will ever tear apart their friendship. Then the Royal Decree comes. With the Dynasty of Dogs invading, and strange monsters appearing in the Hollow Kingdom, a draft has been implemented. Everyone 17 or older is required to be tested for "Potential". If they have it, they will join the mysterious and renowned Ascender Corps. If not, they will be drafted into the Legion as a forced recruit.

After the collapse of the known world, Rowan Wilder opened his eyes and found himself on the first floor of the Tower. With a flawless memory and a mere eight cards to his name, he must venture out and prepare himself for the coming calamity.