MTL - Hello, Mr. Major General - Chapter 3 guardian

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates

After Jiang Cheng transmigrated to the Cultivation World, he discovered he had no talent for cultivation, but he was unexpectedly gifted in making talismans.……Buyer, “Jiang, I need some talismans for self-protection.”Jiang Cheng, “This Fireball Technique is perfect for you.”A few days later.Buyer, “Jiang, there’s something not quite right with this Fireball Technique?”Jiang Cheng, “Is there fire?”Buyer, “Indeed, it did catch fire.”Jiang Cheng, “And the ball?”Buyer, “I did see it.”Jiang Cheng, “Did it protect you?”Buyer, “It left me exposed.”Jiang Cheng, “???”Jiang Cheng, “Then you would like…”Buyer, “I would like to buy another hundred million of them!”

Leon a young man with the heart of a killer, did something unspeakable before getting transmigrated to another world.And what's more? He found out that due to a wish of his, he got transmigrated to the body of an incubus!And he got into the body at the worst possible time!Something happened, he managed to escape death and became the last of his race...he gained the Vice and Valor System,Lewd and immoral act could give Vice point while battle and bravery can give him Valor Point...This world has magic and beauties that none in his previous life can compare.Join the exciting journey of our MC as he gains immense strength and conquers the most gorgeous girls!