Why the bug I wrote became a core gameplay mechanic?! - Chapter 564 - 547: Worldview Framework

Six thousand years ago, Su Changsheng traveled through the fantasy world. He practiced hard and wanted to reach the peak, but he failed to even attain sainthood and was backlashed. He was disheartened, and when he wanted to die…The system was accidentally activated.‘As long as you marry a wife and have children, and develop the family, you can continue to get rewards and resources.’Su Changsheng suddenly realized the right way to advance to the peak.[You married Gu Qingge, the Empress of Destiny, and she gave birth to your first daughter. Talent: Indestructible Body, Aptitude: Peerless in the world!] [Rewards: Indestructible Body of the First Demon of All Calamities; Emperor-level Scripture!] [You vigorously developed the family and successfully promoted it to the ancient family!] [Rewards: Ancient Clan Gift Package; Luck-Golden Dragon; Imperial Weapon from Ancient Clan] [You married the Ancient Queen…] [You married Quintuplet Goddess from the Celestial Clan…]“I can have such achievements in my life, it’s all thanks to my own efforts!”Several years later, Su Changsheng, the supreme immortal master of the heavens, revered as the Great Heavenly Emperor Changsheng, humbled himself.

Just like how everyone adored heroes in their childhood, a certain young man adored those powers hidden in shadows. After hiding his strength and living the mediocre life of a mob character by day while undergoing frenzied training by night, he finally reincarnates into a different world and gains ultimate power. The young man who is only playing at being a power in the shadows, his misunderstanding subordinates, and a giant organization in the shadows that gets trampled…. This is the story of a young boy who had adored powers in shadows possibly eventually reigning over the world of shadows in another world.

You thought being reincarnated as an extra-side character was bad? Imagine being thrown into the body of a villain who is disowned by his own family and discarded by the author.

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