I Don't Know the Original, I'm Too Busy Trying to Make a Living - Chapter 101

The girl who transmigrated threw four-year-old Yu into a snowy mountain in order to change her fate. Fortunately, kind-hearted people took the young girl in. The Wang family was poor, sick, disabled and indebted, But from start to end, they pampered her like a precious jewel. Everyone said that the Wang family picked up a money-losing burden. Sooner or later, they would all end up badly together! Unexpectedly, this little precious doll was a small blessing. Little Yu took out her little pocket and smiled sweetly. Portable spatial pocket, the best spiritual spring, spiritual measurement mouse…

Anything they wanted, Yu had it! An eye for an eye, a tooth for a tooth. This small blessing was incredible. Not only was she a farming expert, but she was also great at business. She even opened a school, sea trade, established a prestigious kindergarten, and even gained the favor of all the staff! Watch as the small, pampered blessing turns the table around and brings her family to the pinnacle of life! The transmigrated girl and the villains were dumbfounded. It looks like they were the ones who missed out on getting the person with a cheat!

[Regressed successfully!]Zick lifted his eyelids, revealing two dull eyes. A grand room filled with medical appliances was reflected on his pupil.The piercing pain originating from the abdomen made Zick slowly accept the reality.He had returned 10 years back in the past!The very moment from when Zick began to lose everything.[Destiny system has been activated. Get closer to people with strong destiny and strengthen your own destiny!][Sub-function: shall be unlocked soon!]After taking a look at the interface, Zick closed his eyes.“First…I should repay that chick for this wonderful gift.” Zick looked at the bandages on his waist.......{Additional tags: Age regression, Evil protagonist, cold female leads, Academy, evil organizations, conquering, war.}

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

Sam Sanderson is envied by many for his job, however he himself didn't seem to like it much.

Due to his expertise in nanotechnology he was tasked with monitoring the state the Valkyries, humanity's strongest weapons who all just happen to be made into gorgeous females.

Forbidden from even touching any of them, Sam spends his days in agony watching flowers he couldn't hope to touch. However one day all of that seemed to change.