From Goblin Slave To Giga-Daddy: A Goblin's Guide to Getting a Harem - Chapter 10: Cave Man Goblin

Always looked down upon by others, Ji Feng gains technology far more advanced than the present, as he discovers its abilities, he begins to walk a path far from ordinary. With X-ray vision allowing his to find jade stones in rocks. With this futuristic technology, Ji Feng accomplishes something no-one can compare to. This is the beginning of a legend.

- Description from Novelupdates

In a land where no magic is present. A land where the strong make the rules and the weak have to obey. A land filled with alluring treasures and beauty, yet also filled with unforeseen danger. Three years ago, Xiao Yan, who had shown talents none had seen in decades, suddenly lost everything. His powers, his reputation, and his promise to his mother. What sorcery has caused him to lose all of his powers? And why has his fiancee suddenly shown up?

“What, how the hell did I get here?” Vorden a normal 20 year old guy in an urban world gets trapped in a video game. He goes through trying times, life and death battles in the hope that he can find his mom. Don't miss out on the most eventful Urban Fantasy story with twists and turns, with friends and foes, and with love and hate.

Growing up in the slums, deprived of freedom, being enslaved by his parents and thugs, all Lucifer wanted was a life of freedom, a life that he could do whaver he wanted, not being ordered by anyone.And then luck came to Lucifer when he awakened the system, and even luckier was that he was able to raise his Destiny Rank to Unpredictable.But in return...he was turned into Freedom's Most Loyal Slave