The supporting character's harem is very normal - Chapter 290 Bastard! Don’t joke with me.

In a fantasy world ruled by kings and queens possessing great magical power, Kant Icurus Maybale is the only prince on the Aceaton Continent who does not possess magic. However, what he does possess, that nobody else does, is his past memories of the time when he was a Mechanical Engineer on Earth. With nothing but knowledge, brains, and wisdom, he dares to bring this medieval-esque fantasy world into the industrial era, and gain unimaginable wealth and power. Along the way, powerful forces that feel threatened by his rise in dominance will do whatever it takes to bring him down! Will he be able to conquer the continent, and potentially the world, to usher in a new age, or will he get crushed by the existing world order?

The first meeting was at a small bar. A friend nudged his arm, smiling somewhat suggestively: A woman like Daisy Ginger should be kept in a vase, constantly admired, and toyed with at any moment.At that time, she seemed to be drunk and was persuaded by her friend to take to the dance floor and perform a dance.He propped up his face, watching the glamorous woman with casual indifference under the dazzling lights.Daisy Ginger.The name is spicy enough.The figure.Also spicy enough.Banyan City’s young Master Wen, afflicted with a severe illness, was deemed by doctors at birth to not live past the age of thirty. He lived capriciously up to the age of twenty-five, never imagining he’d encounter such a dilemma in his lifetime—if he were to die, what would happen to the little demon at home who creates chaos and mischief without his protection, and ends up bringing harm upon herself when he’s no longer there to shield her?

Mr. Tycoon Is Actually the Father of My Child!

In a world where humanity is defined by Classes, Classes are everything, and when you get a low rank class you're stuck with it until the very end. Axel awakened the supposedly lowest of the low rank class, he was mocked for it and ostracized but little did any one know, that this was only the humble beginning of a boy that could steal classes and evolve them. This strange Class that Axel awakened set him on a path to possibly becoming the strongest in all the dimensions.