MTL - My Backyard is the Tang Dynasty - Chapter 407 checks and balances

Cultivating his power by slaying demons and taming countless beasts, the emperor solidified his throne as the world's ruler. But not once in his life had he expected that his disciples would use research on demonology to sap the world tree's power and push the world to destruction.Trying to fix his mistake, he opted to use all of his cultivated power to cure the world tree and block anyone from sapping its power ever again. But in exchange, he was to lose all of his power.But...the worst had happened, his wife... had betrayed him.

Summary Version 1:

The mysterious boy Ling Chen is saved by a little girl as he lay on the street dying. Years later, he strikes a deal to save this savior-turned sister and enters the virtual world. In a future Earth where advanced warfare has forced nations to settle issues virtually or else suffer the consequences, Ling Chen bursts into the scene and goes from unknown to legend. Yet all is not as it seems, for Ling Chen has a dark past, and there is a greater mystery at hand behind this virtual world.

Summary Version 2:

To save his terminally ill little sister, Ling Chen enters the newly released virtual game world and joins a small gaming studio comprising entirely of women. From now on walking upon his path towards the pinnacle. An ancient, evil item almost forgotten by history, the “Lunar Scourge” helps forge his unsurpassable legend, and causes him to unknowingly step upon a path that is destined to be punished by the heavens, the way of the shura.

Suddenly a high school student Subaru Natsuki has been summoned to another world on the way back from the convenience store. With the biggest crisis of his life being summoned to another world and no sign of the one who summoned him things become worse when he is attacked.

ASSEMBLE, DRAGONS!Meet Daniel, a young man from Earth who, after his death, was summoned by a God called the Devouring Dragon God.The Devouring Dragon God gave him a chance to be reborn in another world—not just an ordinary world, but a fantasy world filled with dragons, phoenixes, magic powers, cultivation, and more. The kind of world no novel, anime, or manga fan would want to miss—and neither would Daniel.But nothing comes for free in this life. In return, the Devouring Dragon God wanted him to avenge the extermination of the Dragon Clan.And the enemy? The one thing everyone fears, the very name that makes all beings tremble—Gods.At first, Daniel refused. But the Devouring Dragon God simply said, “You either sink into oblivion or accept your fate.”With no other choice, Daniel agreed. In exchange, the Devouring Dragon God granted him three wishes.After being reborn, our idiotic MC expected everything to be under his control. However, after facing the harsh reality of this world, he was forged anew.Witness the epic rise of the Devouring Dragon, the last dragon, the one whose name spreads terror among Gods.The one who single-handedly rebuilt the Dragon Clan.The one whose name strikes fear across universes and the cosmos.