The First World Sphere - Book 1 editing in porgress (link below)

The heir of a border lord sacrificed his life in battle, hoping to repay the lord’s kindness, but his efforts were in vain.However, when he opened his eyes again…“I’m… the First Prince?”He had taken over the body of the notorious first prince.The only problem… this guy was going to die soon.

Logan Mercer, an orphan barely surviving on his own, awakened the Spending System as a child.But as a broke teenager struggling to even pay his rent, how could he possibly use it?Bullied by his classmates and cast aside by society, Logan’s life changed the day he was suddenly surrounded by men in black suits.“Your father has been missing for over a year. As per his will, you are to inherit all his assets,” they said.To his shock, Logan learns that he was the sole heir of the Mercer family fortune — and with it came control of major businesses, unimaginable wealth... and the constant threat of his father’s competitors.“System, redeem one billion dollars,” Logan said.[Redeeming One Billion USD...][Congratulations! Your E-rank fire affinity has evolved into SSS-rank Phoenix Flame Affinity!]Now blessed with talent and wealth, all that's left is training relentlessly, growing his core, and unlocking even more different affinities within it.Follow along as Logan uses wealth and determination to rewrite his fate and grow stronger than anyone ever imagined.

In the 21st century Earth gave Birth to greatest genius ever. A genius who Master myriad of arts. Medicine to Engineering. Mathematics to Micro Biology. Weapon Designing to Environmental control. Music to Painting. Dance to Martial arts. He mastered Everything.

One day a young man found a mysterious door in his grand father house and that door transported him to Tensura....welcome to the new world...all the credit for the characters and main story goes to the owners, this is just a fanfic none of the characters or the storyline belongs to me...Tensura won't be live until later in the chapters, so if you in a rush, you can quick rocks...