MTL - Martial Arts Master - Chapter 729 Three trials

In a world where omegas are at the top of the social hierarchy, Lee Jiyeon, a female chef from the 21st century, finds herself transmigrated into the body of a poor Alpha girl in a world ruled by omegaverse dynamics.Upon awakening, Jiyeon discovers she has not only inherited the Alpha body but also a marriage contract with the tyrant Yura, making matters more complicated.In this new world, Jiyeon's culinary skills are not just a passion but a valuable asset. She gains a Culinary System that helps her rise from rags to riches.

Male lead quick transmigration romance— originally called Soul Pawn Shop.

Hell’s ruler Xie Fei travelled through three thousand worlds to guide traders to redemption.

—Ding-dong! Welcome to the Soul Pawn Shop.

Note: 1V1 romance

- Description from Novelupdates

Alex is a cancer patient who dies very young.At the moment of his death, Lust is betrayed by the other deadly sins and is forced to give out a system to a mortal.He blessed Alex with the system and Alex wakes up in a world filled with unnaturally beautiful people, except they’re not people, they’re elves!And he is the finest elf of all!and not just that, but his fiery red eyes seem to make all the women hornyHe quickly goes ahead to sleep with as many beautiful elven women as he can.But too soon, he is introduced into a war that has been brewing for a while when an extremist group of elves decided they want him to be one of them.Follow this story to see how he fights the extremist group named Eclipse and to find out if he manages to win

In short, MC inadvertently created a world, but as the creator of the world, he did not know the world at all. He should have lived here like a fish in the sea with some plug-ins that MCs always have. But now he is even stumped by the bugs in the instant world. Luckily, in this world he has found his shadow guard, or his lover? So the daily adventure is getting not so boring…

- Description from Novelupdates