Universal Lord: Creating My Valkyries Army - Chapter 1: My Opportunity

After his girlfriend broke up with him, wandering all over the place, Xia Tian happens to see a girl about to be hit, after he saves her, he ends on the hospital. Now thanks to his accident Xia Tian awakened the ability to see through anything, be it weak points, or through clothing, nothing escapes his eye. Especially girls.

- Description from novelupdates

Kai was the Harem Overlord, the owner of the universe's best harem.But the most powerful people in the universe killed his harem and sealed his cultivation.But they didn't know that the supposedly destroyed Harem wish still existed. Kai had used the wish to reincarnate himself and his lovers.But a curse also came with the wish in a pack. So as a bonus, Kai also cursed those men so that they will be killed by him and his lovers.But things went sideways as Kai somehow crash-landed on the mortal cultivation world, alone. His harem was spread out in the universe and Kai would have to find them.Follow him as he searches for his harem while trying to obtain their revenge.

What the hell? That menace who bullied me since I was six years old, actually became a pretty girl after three years of living apart? And she even ran to our agreed duel location to confess to me, hoping that I can become her boyfriend?!

This is a plot against me! There’s definitely an enormous conspiracy behind this! I won’t be fooled by you! Even if you tear up and act all pitiful, I will still disregard you and humiliate you, until you’ve have completely paid back all my childhood grievances!

What’cha lookin’at? There are very reasonable grounds for bullying a girl!

- Description from Novelupdates

A lecherous army special task force soldier from 21st-century Hong Kong is selected to travel back in time, choosing to go to the Chinese Warring States Period. Unfortunately, the time machine runs into an error during the experiment. With no foreseeable way to return to the present, he must use his combat skills and knowledge of history to thrive in his new life in the year 251 BC.