MTL - I Have a Store In the World of American Comics - ~ One thousand three hundred eighty-six

Transmigrating into the novel, [The Emperor of Luck] Gu Xia received the despair villain system and became a small villain who is destined to be face slapped by the protagonist then eventually killed.

Having been through the plot thousands of times and being failed by the system every time, he finally snapped.

“System! What did I do wrong this time!?”

[Host, please calm down... There has been an error in the world that I have no control over. As an apology I can grant you extra rewards once you complete the plot!]

Gritting his teeth and having bloodshot red eyes Gu Xia finally had enough.

[I quit being the villain! Fuck the plot, fuck the heroine's, fuck the protagonist, fuck everyone, I just want to live my life without being face slapped! I QUIT!]

Unknowing to him all of the heroines could now hear his inner voice…

A man is reborn into the world of Avatar: The Last Air Bender as a waterbender from Katara's tribe. Best of all, he was the same age as her, and he had a system with him to help.He knows the future and a system that lets him continuously get stronger by completing quests or long-term missions, as well as giving him the ability to copy abilities from others for himself. He will become invincible in the world of Avatar, even more so than the Avatar himself.

This novel is also known as Transcendental Mechanic

What do you do when you wake up and find yourself inside the very game that you love?

What do you do when you realize you that you have not only become an NPC – you have even been thrown back in time to before the game even launched!

What will happen when our protagonist’s two realities coincide?

Han Xiao was a professional power leveler before his transmigration. Using his past life’s knowledge, Han Xiao sweeps through the universe as he prepares for the arrival of the players. This is definitely not your typical transmigration novel.

- Description from novelupdates

What’s worse than finding out you’re that Louis XIV when you’re a baby?

Of course there is, for example, it’s still a magic version.

- Description from novelbuddy