MTL - The Apocalyptic Master of Synthesis - Chapter 656 Laboratory (for subscription)

Mu Jingzhe transmigrates into a book filled with sweet, doting love to become the useless supporting character who serves as a foil to the female lead. She also becomes the stepmom of five kids to her recently deceased husband.

To save a doomed fantasy world, I killed the main characters, then destroyed the game world, and fell into another timeline as the academy's top seat and rival to the protagonist.Now, I'm trying to save the world and steer it towards a better ending…But I'm the final boss.

Liam, a socially awkward college student, spends his days immersed in anime, video games, and hentai, escaping the monotony of his real life. Despite his fantasies, he’s never experienced a real relationship or intimacy. But when he is mysteriously transported to the fantastical world of Eryndor, Liam’s life takes a dramatic turn.In Eryndor, Liam is hailed as the ‘Lustforged Hero’, a legendary figure destined to save the realm from the tyrannical sorcerer, Maltheris. But there’s a catch: in this world, power is drawn from desire and intimacy. To grow stronger and unlock his true potential, Liam must navigate a delicate balance between his newfound responsibilities and his own untapped desires.Joined by a group of fiercely loyal followers—each with their own unique abilities and personal struggles—Liam embarks on a journey to master his powers, unite the fractured kingdoms of Eryndor, and confront Maltheris. Along the way, he forms deep bonds with his companions, including the enigmatic warrior Lysandra, the cunning mage Erynn, and the rebellious rogue Selene. But as Liam’s power grows, so does the temptation to lose himself in the very desires that fuel his strength.

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