MTL - Tome of Blood - ~ Yang Guotiao

After waking up in the body of the Young Master of the Luo family, he finds he has the knowledge of hundreds of games and Light Novels. However, he finds his Dantian is crippled, so he can’t practice cultivation! Luckily, he has the Upgrade system.

Takashi Nakamura is an ordinary student, constantly targeted by bullying from his classmates, living a life marked by loneliness and disdain. When he and his peers are mysteriously summoned to a new world, their hopes for change quickly fade. Deceived by everyone, he is accused of crimes he didn’t commit and executed by his classmates who planned everything from the start.Reborn as Pandora Aegis Oblivion, the new Demon King, Takashi no longer cares about the consequences of his actions. With immense powers at his disposal, he embarks on a journey of chaos and destruction, determined to plunge not just the kingdom, but the entire world into absolute chaos.In a universe filled with shadows and magic, Pandora transforms into an unstoppable force, a symbol of despair and power. As she progresses, she confronts relentless enemies and the reality of her new role. In her quest for total destruction, she will discover that every act of revenge comes at a cost, and that even amidst chaos, echoes of the past can resurface, challenging her resolve.

A series of short stories in the world of Toaru Majutsu no Index organized into chapters featuring Kanzaki Kaori as the protagonist, going around the world and space doing missions for the Church of Necessary Evil, however, there is more than meets the eye as each incident is connected.

One chapter was bundled with each limited edition release of the Toaru Kagaku no Railgun anime DVD and BDs, with all of them together being equivalent to a single normal Toaru Majutsu no Index volume

Ha Joon Kim is a loser. No amount of luck was going to save him from that fate, he was always going to be that loser.But what happens when he dies and gets reincarnated in another world where everything seems different. Where gods and heroic spirits of all eras are in existence.Not only that, but his smartphone is with him? And it grants him skills?.[Instant learning acquired][This skill allows you to gain abilities from leaning]He knew the essence of water.[You have gained a new skill.][Water manipulation.][50 endurance points have been deducted.]....[Knowledge of the gods acquired][This skill lets you tame… tame…]Giving another chance to live life, Ha Joon decided he wasn't going to be that loser anymore, instead, he was going to help the king of Camelot, or rather, The queen of Camelot rule a successful Kingdom.From getting the goddesses to fall in love, to even making Merlin beg for his attention, he was finally getting everything he wanted from life.The traveler… the only human in the old world to tame the gods.