With my wife's breathtaking beauty, not even the newly enthroned empress can match her! With my wife's marvelous culinary skills, not even the empress's royal chefs can match her! My wife loves me and cares about me very very much, and I wouldn't trade her for even the empress! Wait, what? My wife is the empress?!

An unprecedentedly brilliant cultivator, sabotaged and killed one night, was somehow reborn into a plane of a lower dimension as a loser everyone bullied. Using the cultivation experience of his previous lifetime, he became a force to be reckoned with and embarked on the journey of revenge… (Source: WebComics)

One day, countless dungeons suddenly appeared in the world, and humanity ushered in the "dungeon era". Adesalai, the boss of an abyss-level dungeon, was killed by human adventurers via despicable means. Vowing revenge, he was reincarnated as a weak adventurer, but he activated an exclusive Boss System. Using the system's cheating powers to conquer dungeons and becoming its master, he started on the road of revenge. (Source: Bilibili, translated)