MTL - Marvel: Start with Summoning the Shadow Troopers - Chapter 56

Xia Yuqing is a shut-in+fujoshi from the 21st century. After an accident, she transmigrates into the body of a young princess forced into a political marriage to another country.

“W-where is all this blood coming from? Is this– Is this nose blood? AH, YOUR HIGHNESS! A-are you alright? What? No! You mustn’t! Princess Xia, please, come back!”

“… I… need… to… see…”

The aide could only helplessly look on as Princess Xia Yuqing crawled towards the emperor’s quarters, leaving a trail of blood in her wake.

Fujoshi: a term for a woman who enjoys reading about relationships between men.

- Description from Novelupdates

Ruel finds himself thrust into a brutal post-apocalyptic world, bound to a bizarre “Milf System.” This system demands morally questionable acts – NTR, seducing milfs, and claiming other men's wives – as the sole means of gaining strength and essential survival skills.The brutal reality of this new world awakens Ruel's hidden lust and dark desires. He swiftly abandons any semblance of morality, embracing the system's perverse demands with growing fervor.Driven by an insatiable hunger for power and pleasure, Ruel revels in the ravages he inflicts, using his newfound abilities to dominate and conquer.His journey transforms him into a ruthless force, where survival is intertwined with the satisfaction of his darkest urges, leaving a trail of broken relationships and conquered women in his wake.

Zosia Meave Brendan, the world most sought after assassin.After leaving the guild by completing the task that almost cost her, her life, was finally free.To her, the best way to enjoy her freedom is by going on tour, enjoy her life to the fullest.But who knew that her first step to enjoy her freedom, was her first step towards meeting Death.Awakening to find herself in a strange space with a strange System, what would be her next step.Join me to find out.

Wu Jin, as a trainee from a certain entertainment company, had a peerless, stunning face. He was qualified to debut as a C-Rank performer even if he just sat there and did nothing.

After signing up for a certain talent show, the shining path to stardom beckoned to him––

Wu Jin: Hold on, why is this show different from what we agreed on? Wasn’t it supposed to be about jumping around, dancing, and singing songs? Why do you have to send me out into the wilderness…

Program Producer: You’re a once-in-a-century high appearance value competitor! We’re relying on you to save the program’s ratings!

Wu Jin: … I seem to be on the wrong show. Wait a minute, this isn’t an idol show, it’s a fighting survival reality show ahhh!!

Ten months later, the little cutie who had been thrown into the show––
Turned into a human weapon.

Powering up through various instances, slight entertainment circle elements.

Extremely overpowered gong x little cutie who grows to become an overpowered shou.

Completed Instances
Round One – Wilderness Survival
Round Two – Cellular Spaces
Round Three – Tarot Card Formation
Round Four – Cretaceous Period Revival
Round Five – Palace of Versailles
Round Six – Time Warp
Round Seven – Ancient Talent Show

A brief single sentence introduction: Debut! Survival reality show!

- Description from Novelupdates