The Devil Does Not Need to Be Defeated - Chapter 401: Im the Official Wife, and Thats Final.

In 2040, The Earth was bathed in powerful radiation when a star went supernova, this radiation granted 50% of humans superhuman abilities but also created a nightmare for them as animals, insects, and carnivorous plants were mutated and became overpowered with intelligence, human started teetering on the brink of survival, a boy with no powers and no father, with a mother in a coma, seems destined for obscurity, but one night changed his life, with a new found hope to cure his mum from the everlasting sleep—Gene Elixir— he went on on a journey that would reshape his destiny...~Voracious Sovereign... Gene Devourer...Pray you won't be devoured by this power you wield which hunger is insatiable~~You call yourself an opportunist... But... you aren't free. A hungry man is not a free man...~

The sky thunders, Fang Yue, the nail household, dies on the street, the heavenly court blackmails, obtains compensation, reincarnates, and sees how Fang Da Devil disturbs the universe and upset the world.

- Description from MTL

Cal was the pride of his guild, the one that other Initiates looked up to. Then he died. So did his guild.His understanding of the world shattered before his death. His guild was nothing compared to others, which meant he was the best of the worst.When Cal was given a second chance, he wouldn’t repeat his mistakes. Who cared about being a [Mage] when it would just mean death? He would survive, even if it meant being something he sneered at in his previous life.A [Farmer].Of course, when did anything go according to plan? Never.

Doctor Jiang Fei, considered closing down the clinic because business was so bad, but unexpectedly his game character entered his body, making him omnipotent.

Not only is he superb in medicine, he also controls the life or death of the flesh bones of the dead person, and just like Yama he snatches people’s life.

He is now proficient in even cooking, playing piano, gardening, and domesticating pets!

People thought this was all of Jiang Fei’s skill, but Jiang Fei would smile and look at the martial arts cheats book. ‘The Dragon’s 18 palms’, ‘Six-pulse excalibur’, ‘Northern Profound Magic’, ‘Lone Solitary 9 Swords’

- Description from Novelupdates