MTL - Fox in the Penalty Area - Chapter 12 good news? bad news?

A 13-year-old deaf teenager living in the 21st century suddenly found himself as a young boy in Japan during the early 1900s. With two World Wars, two nuclear bombs, Hitler and many other disasters awaiting his future, he thought things couldn't get worse.Except it did.He found out later on that he had actually reincarnated into the world of Demon Slayer where man-eating demons ruled the night. He thought things couldn't get worse.Except it did.But hey! At least he had unparalleled talent, incredibly special eyes and future knowledge.How will the story of Demon Slayer change with the addition of this unique character? Will so many still die if the Hashiras had one more pillar in the final battle?Or will the story end on a much happier note?

Xia Tian traversed from Earth to the grand world of Jiuzhou, an expansive realm of immortal cultivation.There, he became a prince of the final imperial dynasty in this world of martial immortals.As the dynasty teetered on the brink of collapse, and his life hung by a thread, fate granted him another crossing.This time, he traversed into the Supreme Primordial Realm, an unparalleled world of ultimate power.What’s more, he became one of the ten crown princes of the Celestial Demon Court.Later, Xia Tian obtained a strand of Hongmeng Purple Qi—a primordial essence of the highest order. He presented it to Di Jun, the emperor of the demons and his own father.From that moment, the history of the Primordial Realm took an entirely new course…

System: You are now a lowly male supporting role, a passerby who wants to go offline at any time, please keep secretly and grow vulgarly.
Shi Yan: Very good, thank you for your suggestion.
The first world: Shi Yan, as a little prince born in a cold palace, made himself an emperor.
The original male and female protagonists, under his witness, became grudge couples.
The second world: Shi Yan, as the youngest son of the princess who died tragically, made himself a powerful minister over ten thousand people.
The original male and female protagonists, under his witness, became grudge couples.
The nth world: Shi Yan, as a genius in the world of comprehension, has made himself the number one powerhouse in the Three Realms.
The original male and female protagonists, under his witness, became grudge couples.
The system feels that something is wrong.
Shi Yan instead persuaded him: Let the male and female protagonists come together in the end no matter what the circumstances are, isn’t it the self-cultivation of the tool man and the male partner?

Content tags: Kuaichuan Shuangwen Metaphysics
Search keywords: Protagonist: Shi Yan ┃ Supporting role: ┃ Others:
One sentence introduction: The male partner is beautiful alone
Purpose: strong heart, unmoved by wind and rain

- Description from novelbuddy

When the forgotten past and the mysterious future collide, its up to those stuck in the middle to put a stop to it.Join Stanford “SK” Kirby, a mild-mannered deliveryman and amateur comic book writer, as he fights both the monsters of humanity's past sins and the machinations of their future mistakes.But how is someone this unqualified supposed to do something like that?Why, by creating superheroes, of course!“I have no fear, Operator! For I am here to save the day!”“And I just created a literal knight in shining armor. Alright, let's do this thing. AIM FOR THE DRAGON!”“The mechanical one or the anatomically correct one?”“YES!”