MTL - One Piece: The Soul Purchasing Pirate - Chapter 23 Keep an eye on

Karnak, a human born as an illegitimate child in a fallen aristocratic family, rose to the transcendent rank and became the Death King. Even god couldn’t contend with him.However, after becoming transcendent, he missed his human emotions, such as satisfaction and other things.So, with his oldest friend and second-in-command, who shared his belief, he decided to return in time with Barros and start over.However, something seemed wrong with this timeline.Now is the beginning of the new adventure of the Death King Karnak.

Ren Zhu: Quiet! Quiet! Look at the blackboard! I’m going to start teaching!

Bear child 1 [1]: Hahaha! Who is this weak chicken!

Bear child 2: May as well dance than listen to class. Why start the class!

Fake good child: Sit upright.

Ren Zhu: ……

Bear child 1: You received the class teacher’s quiet gaze x 1. Physical strength -500. Entered the weak state!

Bear child 2: You received the class teacher’s deep gaze x 1. Intelligence -50. Entered the mentally retar*ed state!

Fake good child: You received the class teacher’s gratified gaze x 1. Intelligence and physical strength +50. Entered the excited state.

Ren Zhu: My goal is to teach and educate people, and bring love to every bear child. Thank you.

- Description from Novelupdates

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- Description from Novelupdates

What will you do if you were transmigrated into the novel you were reading.Alex, an ordinary boy was faced with this reality as he was transmigrated into the novel he was reading. But there was a surprise there as he was not the main character or even one of the side character. He was an extra.*Ding[*Welcome to ARCANIA][Successor of the Apex]He became the successor of the strongest being in the world and was given a chance to live a whole different life than his past and he gladly accepted it as his past life was anything but good.But will his life be like those extra's who became cannon fodder or would it be whole different life ?Could he became powerful enough for a threat bigger than demons?****1-There no harem in the novel.2- Our mc is overpowered and there will be no hiding of strength at least to some extent.3 I am new at writing so please if I make mistakes do tell me.