Naruto: The Life Changer - Chapter 68 -:

An ordinary student accidentally traveled into an other universe and became the king of a small kingdom. He had gotten a “Cheating Code” of life and was able to complete something extraordinary. This is the story about a king that was able to conquer continents and leave behind him an ultimate legend that will be recited between every generation to come.

- Description from novelupdates

The character with the highest difficulty and the worst performance, Baek Yuseol, was considered a trash character in-game because he could not use magic in a fantasy setting where everyone else could.However…[Because the wrong ending has been reached, 90% of Aether World has been destroyed.] [Please reach the “True Ending.”] Suddenly, those words echoed in my mind before I was transmigrated to the Aether World.[You can use the skill “Blink.”] “Just why did I possess this character?”Blink was the only magic skill I had.Surviving in Stella Academy among genius mages, I became the notorious Blink Mage.Alternative title: I Became A Flashing Genius At The Magic Academy

GBT - BL OMEGAVERSE 18+The Wyne family is a famous wealthy family in Zondalian, a country famous for its progress in the eyes of the world. And their main heir is a handsome man named Daren Harry Wyne.Unfortunately, Daren was born as an Omega who always made trouble until his parents were fed up and annoyed with their own son's behavior.Until one day, a bodyguard is hired to watch over Daren from all sorts of dangers. Both from outside and from Daren himself.“Bodyguard, again? You've got to be kidding me. I can protect myself! I don't need an Alpha to protect me!”However, Daren realized that there was something different about his new bodyguard. There was something he was hiding.Something he couldn't reveal.“Who are you, Mr. Bodyguard?”Kill Me Protect Me, Mr. Bodyguard.

In the spirit of love and in order to help his ex-boyfriends walk out from the shadow of heartbreak, every time before Ye Ming leaves after successfully completing each world’s romance mission, he will ‘kindly’ (ruthlessly) break up with with his boyfriend.

After transmigrating to N different worlds he had finally gained enough experience. At this time the system informed him that because the accumulation of his ex-boyfriend’s grievances had exceeded critical levels, leading to the failure of all his missions…. So he needs to return to each world to eliminate their grievances if he wants to complete his missions!

Ye Ming: This is an outcome I didn’t predict.

System: I tried to tell you before that if you did this you won’t have a good end.

The ex-boyfriends all laughing coldly: He He. That despicable scum that ran away after deceiving my feelings is finally back. This time don’t even think about running away!

Ye Ming: ……

System: Since you “zuo” yourself to death, even if you kneel you have to go to the end!

Ye Ming: Luckily I have a special “scum cleaning” technique ^_^

- Description from Novelupdates