Shadowless Night - Chapter 43

In the winter of Taikang Year 3, a girl pays a visit to her future in-laws, the Ning Family of Beiliu, Yangcheng.

After her engagement was denied, the girl decided to hang herself in front of the Ning Family to show them her sincerity.

When the girl who had died opened her eyes once more, many people’s fates were changed forever.

- Description from Novelupdates

mc gets transmigrated to Fallout New Vegas with the merchant system. let the questionable adventure begin.

I, Zatiel, Abyssal Lord, Ruler of Death and Destruction, Nightmare of Dys, have AWOKEN!!!!!.

His life contains events that can shake the universe:
-Fighting against Tiamat, Creator of Evil Dragonkind, in the first circle of hell, while billions of demons and devils butcher each other beneath them
-Start a World War against the Heavenly Race, and transform himself into a Golden Sun while he slaughters their greatest warriors, the Archangel.
-Enter the Final Gate and fight against the Outer Gods.
-Tearing the nine levels of Baator during his battles against the Prince of Evil, Asmodeus.

With his memories as a ruler of the Abyss and a Universal Existence, Zatiel will rise again.

“I’ve really had enough of this damn place…”Li Muyang has transmigrated and become a demon sect’s outer sect disciple.The good news is that he has a system.The bad news is that this system can only play games.“Well, playing games is still better than nothing.”In the game, he is powerful and mysterious, causing the otherworldly fairies to be deeply mesmerized.Since it’s just a game, why not aim to collect all the characters?Until one day, the fairies from the game come looking for him.Li Muyang is shocked. How did a character from the game become reality?“Uh, Fairy… let me explain!”I was really just playing a game!