Zhan Long - Chapter 374: Dragon Emperor

Transmigrating into the world of Douluo Dalu, I unexpectedly awakened the same Martial Soul, Luo Sanpao, as Yu Xiaogang, and was discovered and taken as a disciple by Liu Erlong.Originally, I thought I would have to live cautiously under Liu Erlong's protection for the rest of my life. But who knew that a system would suddenly appear, binding me to female protagonists and allowing me to grow stronger by earning “conquest points,” evolving my Martial Soul!Now that the system has arrived, Xiao Yu feels there's no need to live cautiously under Liu Erlong's protection anymore. Instead, he can openly rely on conquering a group of female protagonists to dominate Douluo Dalu!Wherever there are female protagonists, there will surely be Xiao Yu's presence!And wherever Xiao Yu's presence is, his Martial Soul, fully evolved into the Radiant Holy Dragon, will surely shine upon the world!Liu Erlong: “Xiaogang, let's keep some distance from now on. I'm afraid Xiao Yu might misunderstand!”Xiao Wu: “Brother, I've fallen for Xiao Yu. Please forget about me!”Ning Rongrong: “Xiao Yu, from now on, my Seven Treasure Glazed Tile Pagoda will be your exclusive money bag!”Zhu Zhuqing: “Xiao Yu, as long as you have the ability, I don't mind you taking all three of us sisters!”Qian Renxue: “For you, giving up the Angel God's position is nothing!”Hu Liena: “Xiao Yu, once I become the Pope, I'll immediately step down for you. I'll focus on being your wife!”

He rose from abjection and achieved eternity in glory.
He embraced the prettiest beauties and killed the strongest opponents.
He was able to shift the clouds into rain and cover the sky with one hand.
He could overrun the entire world and go anywhere as he pleased.
He pacified wars and held the world in awe.
He was matchless in the world.
However, his hair turned white overnight for his beloved woman and he was on the verge of death.
He was surrounded by enemies who were trying to take his life.
He struggled his way to become mighty and fought for everything he cherished.
For this age, he was the only king of the Dark World.
His name was a byword for might.
As a man living in the world, his only ideal was to pursue brilliance.

- Description from Novelupdates

God plucked one of his creations from his first Earth and gave him a second chance in another one of his Earths...surprise it is in DxD! Now reincarnated as a perverted side character how will our poor protagonist handle his new identity? Well he probably wont make the choices you will want him to, that's for sure!

These days, could one really time-travel just by dreaming? And to become a silly princess at that. Well, marrying a domineering man wasn't too bad. His taking a concubine wasn't the end of the world either. But why was she forbidden from liking anything except him? That was just too domineering! She had to escape! Ah, but upon escaping, she realized he was a half-demon who didn't understand love... and, moreover, a half-demon who had a three-lives connection with her...