I have a bunch of players on Earth - Chapter 182

The protagonist, having degenerated into a “loser” after being unable to find employment, gets caught up in someone else’s attempt to commit suicide-by-train and ends up traveling to another world. The numerous cheat powers he demands from God are all granted to him. But contrary to expectations, these powers bring about disastrous consequences for the protagonist.

Having reincarnated into another world, the optimistic protagonist (Yuuri) starts his(her) heart-warming training days with his(her) teacher.

Nijigen is a freshman and Banri’s friend. He gains his nickname at the tea ceremony club’s welcoming party after declaring his despair of the three-dimensional world and that he would live for the two-dimensional world from then on. His nickname in high school was “Satoutaka”.

The Cambrian Explosion, now the largest life science puzzle…

500 million years ago,among single-celled life on Earth , there suddenly began mutations similar to evolution, a variety of gorgeous creatures were born “out of thin air”, all ancestors of today’s species appeared in that short period of time, each species were evolving at lightning speed; billion times faster than today, it was a brilliant era.

Unfortunately, the life of brilliant things are always short, after the brief “Cambrian”, life on Earth entered another 56 million years of evolutionary era at turtle speed. And humans, were also one step faster during the turtle race, and become the leader of life on Earth.

But now — a greater “second age” has come again.

During the lightning speed of evolution, humanity was kicked off of the throne on the food chain in the shortest time possible, and life on Earth, welcomed the second brilliant big bang.

The real end of the world, is no longer brainless zombies or desolate earth, but — the end of mankind, the whole earth’s paradise.

- Description from Novelupdates

Revenge is a dish best served cold, with dollop of whipped suffering and a sauce of acute humiliation.Karma would do anything to exact revenge on the one who was responsible for her mother's death, her father's disdain and distrust, and a miserable life.She was manipulated, maltreated, and humiliated by the one she trusted the most. Her stepsister!!Discovering she had only three days left to live, Karma would go to any length to exact revenge. Even offering herself to the scary and powerful demon overlord.A contract. Blood oath. Manipulation. Betrayal. And lots and lots of revenge.