MTL - My Turret Has a Caliber of Three Thousand Meters - ~ been drinking tea

Meet Sora and Shiro, a brother and sister who are loser shut-ins by normal standards. But these siblings don’t play by the rules of the “crappy game” that is average society. In the world of gaming, this genius pair reigns supreme, their invincible avatar so famous that it’s the stuff of urban legend. So when a young boy calling himself God summons the siblings to a fantastic alternate world where war is forbidden and all conflicts–even those involving national borders–are decided by the outcome of games, Sora and Shiro have pretty much hit the jackpot. But they soon learn that in this world, humanity, cornered and outnumbered by other species, survives within the confines of one city. Will Sora and Shiro, two failures at life, turn out to be the saviors of mankind? Let the games begin…

Suddenly exposed on all the top news websites and social media platforms globally, 'Return Order's Notes' leads to a revolutionary virtual reality game.Game Name: 'Dark Sand'Game Type: Oriental fantasy historical theme, featuring a certain degree of soulslike difficulty and roguelike gameplay in a role-playing game.Requirements for recruiting beta players: Good mindset, quick reactions, strong stress resilience, a certain amount of historical knowledge, excellent physical condition.The most crucial requirement: superb acting skills, preferably at an Oscar-winner level!Special Reward: Among the beta players, the one with the most excellent simulated completion performance can undergo the ultimate trial and, after a perfect recording, have it presented to the public in film form, fulfilling your dream of becoming an Oscar winner!Players are complaining, they have never seen a game with such high entry barriers!What they don't know is that their every action in the game will truly affect both history and reality.

In Academy City, magic and science coexist in an unwavering power struggle. Toma Kamijo, an academically-challenged student in Academy City, wields the power of the Imagine Breaker in his right hand, which allows him to completely negate all supernatural powers – as well as his own luck. When he happens upon a mysterious nun named Index, whose mind has been implanted with the Index Librorum Prohibitorum – 103,000 ancient texts banned by the Church – Toma’s luck is about to be pushed to its limits when he finds himself in the middle of a war he never expected!

When a glorious old civilization was toppled overnight, a strange purple moon rose and thus began the Purple Moon Era.

Damn it! What kind of ecosystem was this? The evolution was messy. Even rabbit bites and plants were not to be messed with. How can one survive all this? Evolve into a Purple Moon Warrior? What did this have to do with the Purple Moon?

What kind of map was this? The Safety Sector? The Floating Domain? The Darkness Port? The Storm Voyage? The True Capital?

The Horror Lullaby List? The resurrection of the Underground Tribe and the prospering Underground City? The Chaos Black Market that suffused the world? The Bloody Road?

More importantly, one could end up in a bloody slaughter when dreaming and enter the Dream Domain? Fine, this damned era!

- Description from Novelupdates