DxD: I know…I'm not the real one,just a cheap copy. but...I'd win - Chapter 26: Compensation and Class

Su An was thrown into a world of quick transmigration by his suitor, who attempts to approach him with a different identity.

Hidden dangers can not be prevented, but fortunately, with sweet words and beauty, Su An has won the love of the big bosses from each world.

An indifferent painter suffering from mental illness, a flirtatious bandit young master from a wealthy family, a demon monk with powerful martial arts skills…

To Su An’s surprise: Every big boss is poking my appetite!

The big bosses who got hooked up: …

They all gave a meaningful smile.

- Description from Novelupdates

Third Miss Luo relies on her father’s power to create chaos everywhere and is notorious for bullying the weak. When she had nothing to do, she led a group of servants to the streets to flirt with beautiful and handsome boys. For Princess Qingyang, if this kind of person dared to behave wildly in front of her, she would just kill her with a single finger—until she opened her eyes again and found that she became Third Miss Luo, Luo Sheng.

- Description from Novelupdates

Mu Xuan transmigrated to a dangerous world of beast tamers. Fortunately, after he successfully formed a contract with a beast, he awakened two major cheats consecutively: bloodline extraction and merging as well as an information panel.

Hence, Mu Xuan extracted bloodlines and designed the strongest beast evolution lines until he became the strongest beast tamer.

The world was beneath his feet and the sky was not that far out of reach!

Icy Crystal Spirit evolved into Icy Crystal Frost Polar Dragon, and then Cinder Frost Dragon and finally Ember Star Dragon.

Space Tanuki evolved into Void Dragon Tanuki, and then Dimension Leaping Dragon Tanuki and finally Heaven Divine Dragon Tanuki.

Heavenly Fate Illusion Butterfly… Nine Lives Reincarnation Butterfly.

Destruction Demon Bear…

Divine Elf Envoy…

Golden Sun Crow…

Old Man Time…

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates