MTL - Master of Science and Technology - Chapter 51 :10 years

Roy’s life was nothing special. The only thing commendable was the last few moments when he saved a mother and her child from a drunk driver.
…
It’s really an egg! Damn it, what kind of monster have I become? Did I fall into Hell instead of making it to Heaven??
Join Roy as he ventures through various worlds with the Custom Made Demon King System—a system that allows Roy to draw anything he can imagine and create it through exchanging souls!

People in the World of Naruto: Drinking Makes You Stronger
 Author: Half a Piece of OrangeYouyu, a man who found himself transported into the Naruto world, awakened a rather unusual system:The more he drinks, the stronger he becomes!• Raikage: “What?! I have the strongest defense—wait, why did Youyu just slice through me while drinking?!”• Hiruzen Sarutobi: “That guy’s a monster. I’ve never seen him train, only drink... yet he still cut me down in an instant.”• Madara Uchiha: “Dancing? Tch. That drunk bastard swayed his way over and chopped me up!”• Obito Uchiha: “Damn it! Even space-time jutsu can’t stop that drunk maniac!”Youyu: “My hobbies? Drinking... and cutting people down.”

Ling JingXuan, a secret international doctor and killer. Can save people with one hand and kill with the other. Right or wrong, both paths without exception would cause people to be terror stricken. One morning he crossed over, with only four bare walls for a home and was also given two free stir fried little buns. Ling Jingxuan can’t help but be speechless.This life, can this pit be any bigger?

Yan Chengrui, Qing dynasty’s only prince with a title of General. On his first mishap on a mission, a good man forcibly became a slave wife. There was no one who was not disappointed from the imperial family. But, don’t know when slave wife learned it but poison concubine’s poison was incomparable, who dares to try to straighten him out?

“What? 30 Wen? You’re robbing from people, so expensive!”

One day of the month of a certain year, Ling Jingxuan takes the two little buns to the market to buy living necessities.These five year old little buns after hearing the price have to hold back their red faces. Fried little hands rigidly held onto the broken wallet, Ling Jingxuan suddenly wanted to cry but had no tears. Sons, we earned money but not spending it, don’t tell me its left for the foals?

At the end, it was obvious they carried two liang of silver. Stuff that was sold at the last minute were the cheapest. Seeing the smile of satisfaction from the little fried buns, Ling Jingxuan secretly vowed. One day he would develop them into super meat buns，a rich 2nd generation family!

- Description from Novelupdates

Father's concubine framed him, coveting the treasure in Lu Chen's hands.His clan siblings were envious, fearful that Lu Chen would threaten his position as the young master of the family!The two colluded, resulting in Lu Chen being gouged in one eye and his Dantian destroyed, leaving him disabled!In such a desperate state, he also faced a life-and-death crisis on the execution stage, but only the maid Qin Yaotiao stayed by his side, willing to live and die with him!Fortunately, he obtained the Hateful Sky Clan's Totem Pupil Bead left by his biological mother, which granted him an unparalleled Pupil Skill cultivation technique and spear skills, allowing him to gradually take revenge for the blood feud and ultimately embark on the supreme path of immortality with Qin Yaotiao!