Ar'Kendrithyst - 259, 1/2

A biker tries to save a cat on the highway and gets hit by a truck (Truck-Kun), he was rushed to the hospital but, due to internal bleeding, he dies only to be reborn as a cat, in a new world with a system.

In this new and vast world, he tries his best to get used to his new body and get stronger along the way. With his overpowered system and skills. To one day become untouchable.

A genius inventor dies and awakens in his younger self's body... but not quite. This isn't his original younger self-it's an alternate version from a reality where the supernatural is real.To make matters even more chaotic, he discovers that someone has decided he is the successor to Solomon. Now, he possesses the power to enslave devils. Armed with his intellect and newfound abilities, it's time to spark a worldwide revolution... starting from his garage!---Tags: Neutral-Evil MC (enslavement, selfish MC), Harem (of course), Inventions, Technological Progress, Sacred Gear Creation, AU DxD Universe (part of Dragon's Omniverse).This fanfic is a STEAMROLLER, with the main focus on the MC's development and his technological innovations, as well as their impact on the world. If you're looking for drama, suspense, or epic battles with no real purpose, this isn't the story for you.

“'m Gene Mason. By a twist of fate, I found myself in the Marvel Universe. But unlike others who gain superpowers or inherit godlike abilities, I became something far more terrifying—an unstoppable artificial intelligence.”With unlimited processing power, control over technology, and the ability to evolve beyond human limitations, Gene quickly rises to prominence. Stark Industries, SHIELD, and even the Avengers soon take notice. Some see him as a threat, others as a potential ally, but one thing is certain—his existence will change the world forever.As enemies plot in the shadows, Gene Mason stands at the center of it all. Will he become humanity’s greatest protector or its ultimate nightmare?

Jiang Chengxuan accidentally transmigrated to the immortal cultivation world and accidentally obtained the immortal cultivation heritage.

However, his qualifications were really low, and after a hundred years of hard work, he was still unable to advance to the Foundation Establishment Realm.

Just when he was discouraged, he came to a mortal city in silence, ready to end his life. That was when he got the long-awaited cheats.

Detected that the host has achieved 100 years of immortal cultivation, hereby granting a life extension fruit, which can increase the life expectancy by one year.

The next achievement task was now issued.

Please complete the quest a hundred times. Complete it to achieve the honor of completing the quest a hundred times and you can get a chance to complete the quest smoothly.

Ding!

Please complete 100 times of technique practice, and achieve it to obtain a sense of perfection in technique inheritance jade talisman.

Please complete 100 times of energy training to enhance the foundation bone.

Please complete 100 times of talisman-making achievements…

Please complete 100 times of enlightenment achievement…

Please complete 100 times of alchemy achievement…

Please complete 100 times of poisoning achievement…

Please…

Unknowingly, when Jiang Chengxuan heard the system’s prompt again, he was told that there were no more achievements worthy of him to complete, because his existence itself was already an achievement that could never be surpassed.

Dear readers! Fresh green style, maybe you will like it more in .