I Became a Mafia in the Academy - Chapter 2

The world’s top level hacker, Shi Lei; due to him hacking the world’s top military powers during a joint exercise and attempting to steal information from them, ultimately leads him to get sold out by his own organization. This act eventually caused his own death by a missile bombardment.

God was playing a joke on him and allowed him to return back to six years ago, the autumn season of when he was still at his university. Being given another chance, plus the fact that he retained his ability as one of the best in hacking technology, Shi Lei decided to change his life! During his previous life, he was only an assassin in the dark. Although such an existence made people afraid of him, he would have to always hide within the shadows. In his new life, not only does he want to be an assassin in the dark, he also wants to stand openly in the middle of the world stage. Creating a world-class super enterprise, he will single handy change the whole world!

- Description from Novelupdates

Humanity, on the verge of reaching the singularity through AI advancement, fell before it could grasp it.In a cyberpunk world where Seoul—and even all of Korea—no longer exists, a story unfolds of someone living leisurely amidst the chaos.

“Your Majesty, the pirates are coming!” said a soldier in panic.

“Don’t worry, let the ninja assassinate the tactical troops to solve them.” Pulkit smiled.

“Your Majesty, the naval fleet came over, the leader is the three Admirals!” Another soldier panicked.

“Three Admirals? Let the Kenpachi Zaraki team handle that.” Pulkit smiled.

“Your Majesty, the Four Emperors came to attack!” Another soldier panicked.

“Don’t mess, go and call the dragon!” Pulkit smiled.

“Your Majesty, the revolutionary army united with the world government and the world’s pirates all over!”

Another soldier was alarmed. Pulkit wears the Pluto God clothes, pick up the sword around, his eyes turned into Rinnegan, stood up and sneered, “just right, today they will be wiped out.”

- Description from Novelupdates

“Hey, have you ever heard of the lunatic roaming around the tower?”“Are you kidding me? Who haven't heard of him yet!?”“Hey hey, are you talking about... that person?”Interesting news travels even faster than light, especially regarding the mysterious figure that everyone in the Ethereal Tower is curious about, the lunatic ascender whom thoughts and deeds are so off-place that even the greatest among them just couldn't grasp his intent, almost as if he is ascending a completely different tower than them.While everyone in the tower talks about the lunatic who lurks on each tower's floor more than he is supposed to, the person they are talking about just goes on his merry way to collecting treasures he wants, and while the world is talking about him.“Come on, give me some luck, maybe roll the hundred times multiplier again...”He's sitting while rubbing his palm together, gambling on something that will make everyone faint.