The supporting character's harem is very normal - Chapter 14: Elemental Stone

Ren Xingliu transmigrated into a world in troubled times, struggled for half of his lifetime, and eventually achieved success and recognition, working as a good general and minister. Then he returned to modern times, when he was just about to graduate from university.Ren Xingliu who had his fill of wind and frost: I’m beat. Simplicity is the way to go.—Ren Xingliu, the ignorant, incompetent, reckless and daring young master of the Ren Family, was about to graduate. Everyone was waiting to watch him turn the Ren Family completely on its head. One with malicious intentions even deliberately introduced him to an honest person without status or background, Bai Juanqiu.Never did he expect Ren Xingliu to be so content with this honest person.Ren Xingliu: He seemed to be someone who could live a carefree life with. Alright, let’s make do with this.Bai Juanqiu had been putting on his honest persona for twenty years, but those people still wouldn’t let him live in peace and went ahead and introduced him to a notorious silk pants. Bai Juanqiu decided to stop pretending.Afterward…Bai Juanqiu: Well, let me just eat my delicious words, because I can keep pretending for two more years.

A soul named Wu Ling Feng transferred into a male magician character in DNF, that very moment Devil King’s journey officially began…

Enemies magic needs to be chanted, his doesn’t require such, it’s instantaneous magic. His second skill actually allows him to summon permanent dolls, whining Loli dolls, royal sister dolls, whatever he wants…

Loli girl : Onii-chan, don’t do that, it will be painful, ar…

- Description from Novelupdates

Silas Blackwood wakes up with a machine in his chest – his missing mother's parting gift to help him survive the war with the Fae. This “system” grants him bizarre abilities: neuromancy (magic of the mind), biomancy (magic of the body), and essomancy (magic of souls and essences). Oh, and it fused a leviathan's mana core into his body. Because why not become part sea monster?At Arcanium University, a military boot camp churning out mage knights, Silas finds himself targeted by rich brats who think being born with a silver wand up their ass makes them special. When they leave him for dead, Silas decides it's time to show these spoiled kids what real power looks like.As Silas grows stronger, he discovers he can upgrade himself by absorbing essences from magical beasts and demons. Just when he thinks he's got a handle on things, Silas learns his mother's alive, and now he's got a new mission: a rescue that'll take him and his friends straight into the depths of Hell.

This is a world where humans, demons and mysterious beasts coexist. Humans cultivate mysterious qi. Demons cultivate corporeal bodies. Mysterious beasts cultivate soul perception. A legend says that in the middle of an endless rainforest, there are extremely powerful existences; they are called demon kings. Some demon kings have a tyrannical corporeal body, some are experts in illusions. Some demon kings are proficient in magic, some can even move mountains. Some demon kings are able to sense things thousands of miles away. These demon kings rarely appear in the human world. Even if they emerge in the human world, they would reincarnate in human form; assimilating with mankind while seeking to breakthrough realms…….