One Piece : Roger Is My Vice Captain - Chapter 42 - Decisive Battle

The well-known and recognized throughout the Stern continent, strong and mighty, as well as the unique Wizard of magic cures, the most outstanding genius of the whole continent, Jason got into the flow of time, back in the uncivilized era during the first failed experiment, 3000 years ago. This was the period when the magic healers didn’t exist. How will Jason apply his knowledge in this backward era, wherever he reach the peak of glory?

- Description from Novelupdates

Edwin was once a world renowned scientist, attested for his understanding in genetic. Was. Involved in a scandal, he was disgraced and thrown to the dirt. And when he wanted to commit his final act of revenge upon the one who threw him there, he die, not by the assassin sent after him, but death through the illness that have been plaguing him since childhood.However, after death, he soon woke up in a brand new world, one filled with magic and monsters. However, he woke up as demon, enemy of humanity, and given a system that will help him empowered monsters through either magic or genetic modification.-x-“Hah, enemy of humanity, I like that. When have human ever been grateful to me! Now, I will plunge the world into an age of demon and monsters!”Filled with desire to watch the world fall into ruin, Edwin, now Alros Kadarni, will cause as much destruction as he can. From one kingdom to the next. From one continent to the other. All by using the different danger zones that is feared by all sentient beings that is not monsters not demon.

During the years of study, no one would associate Jiang Huai with Mingshuang. Mingshuang is the school flower, always at the center of the situation, rich and beautiful, and arrogant. Jiang Huai is always No. 1 in the affiliated high school. The boy’s family background is not good, but he is handsome and indifferent, and he treats others with restraint and alienation. Only Mingshuang knows what he looks like in private. One summer night after the college entrance examination, under the camphor tree…

- Description from Novelupdates

In the first reincarnation of Earth, the immortals vanished.In the second reincarnation of Earth, the dragon race disappeared.In the third reincarnation of Earth, mankind faced despair.Living in the third reincarnation of Earth, Ding Huan does not want to die.