They all call me Great Master - Chapter 843 - 840: Monsters, Monsters, and Monsters II

Crossing to One Piece world, he became Roger’s younger brother.

Unexpectedly, Gol-D-Roger who was in his fifties had a teenage brother. But he was so weak.

Fortunately, at the age of sixteen, he actually found himself with a possession soul system.

He had attached to the master IP man, also to the White Phoenix and to Ge Nie with his strong ability of the Hundred Step Flying Sword.

If you think that he can only Purchase these? Then you’re wrong!

Pain, Itachi, Ichigo Kurosaki, as long as there is money, any soul can be Purchased.

- Description from Novelupdates

Noah Brown had a gift for fighting. Unfortunately punching things didn't pay the bills, at least until he died and an Eldritch god found his soul. The encounter led him to a new world, summoned by bloody cultists, with nothing but the shirt on his back, and a strange item in his system menu.

[???] : A source of infinite potential.

Perhaps he'd finally get to put his gifts to good use.

Ichiro was a man who had to live through a tragic and awful life.After losing his wife, his only source of happiness, his despair only got worse until the day he died.To Ichiro's fortune, the Goddess of Life, Phelena, decided to send his soul into a new body in another world. His only condition was for the Goddess to send him far away from people.The goddess agreed, but she certainly had other plans for Ichiro's new life.A wholesome story about a man rekindling his love for living and encountering his lost wife in another world![Story is written in 1st person with a casual tone]

After becoming #1 in the world after playing a grand strategy game as the most difficult faction on immortal level difficulty, MC receives an invitation to compete in an even more challenging game which takes the MC into the world of the game itself, but as it's weakest lord who will die two days later that appears only as a cutscene in the tutorial as first of many deaths to rock the continent until only one survives to proclaim a new eternal empire.Can the MC use his game knowledge to successfully survive his impending doom, and rise from the ashes to reclaim the glory he'd won before?