In the Second Generation of the Trench, He Changed To the Ruanfan Script - Chapter 12:

Tsubasa gets a second chance, reincarnated in the Naruto world.However, fate throws him into the Sengoku era, a time of relentless conflict.His sole advantage? A one-time cheat to create a ninjutsu. 'Venom' is his creation, his hope.Can this single ninjutsu ensure his survival and perhaps, something more, in this savage age?

The end of the world is full of crises, but Su Chen says not to worry because he has the Red Alert System. That’s how confident he is. You say you have a lot of weapons? Sorry, I have more weapons than I can use here. Let me introduce you to the weather control device. You say the mutant beasts are very powerful? No problem, I have a way to deal with them…

What is the experience like after transmigrating into the novel’s foreordained miserable cannon fodder?

Su Zui, who had only ever treated other people as cannon fodder, expresses——

Your father is still your father.

Winning just by laying down, system silently gave his family’s host a call: Papa 666.

Boss: Be good. A single parent family isn’t good for the child. Call me papa number two.

System: ???

Even though the roles assigned are all definitely touching and inevitably miserable cannon fodder, this does not hinder Su Zui’s path on oppressing main leads to the point they question their life.

- Description from Novelupdates

Everyone said Su Xiaofeng from Lihua Village was lucky, despite having two kids to drag around, she still married a big shot from the Imperial Capital, making everyone green with envy.But the truth was this:In the 21st century, Su Xiaofeng, a leftover woman who started her own business, died unexpectedly while pregnant and was reborn into the body of a village girl from the 1990s.Right after arriving, she discovered the shocking news that she was pregnant.Touching her chin and then excitedly patting her stomach, Su Xiaofeng said, “It's like finding what you've been searching for without any effort at all.”To ensure that after the baby's birth, she could do whatever she wanted, Su Xiaofeng rolled up her sleeves and got to work, and by accident, she obtained a Spiritual Mirror, renowned for its wealth and beauty.From then on, she went further and further down the path of stepping over Lianhua, tearing apart local thugs, torturing her unkind mother, and beating up big shots... wait, no, on the path to getting rich.Only, her twins were beginning to look more and more like a certain big shot from the Imperial Capital.This story is fictional; rigorists beware!