Supreme Harem God System - Chapter 1290 Go in, you will find Vulpiana inside.

Li Ke Lin (also Li Colin), a Chinese office worker, woke up to find himself suddenly no longer Li Ke Lin but instead Colin Lee, son of multi-billionaire in America. Having taken over the body of Colin Lee and carefully imitated his manners and bearings, his next goal is to inherit his father’s wealth. However, when his father lists the condition of marrying a woman who feels repulsed by Colin Lee’s (not Li Colin’s) dalliances, and whose very nature is the complete opposite of Colin Lee (not Li Colin), what must he do to gain her affection?!

After 10,000 years, it was iced. The Douro’s federal expedition team discovered an egg with a gold and silver two-color pattern during the scientific study in the northern part of the country. After exploring it with an instrument, it found that there were vital signs inside, and he quickly brought it back to the institute for incubation. The egg hatched, but it was a baby, a baby identical to humans, and an egg-born child.

- Description from ptwxz

Ye Fan accidentally obtained a billion crystal technology system, and since then, he has become out of control.

Android: You do n’t even have a mobile phone system. I want to make it impossible for you all!
Ye Fan: Sorry, I researched it out, it seems to be more powerful than yours!
BMW Benz: Our engines are famous all over the world!
Ye Fan: Sorry, I do n’t have an engine, I only have magnetic levitation, and the speed is only a few times that of yours. Do n’t worry, take your time!
…
Enemy: Is he still human?
Who can stop this!

- Description from Qidian

[Polyandry + Adored by All + Pregnancy Runaway + Leveling Up + Pure Male Harem]Qiao Suisui opened her eyes and found herself in an interstellar beast world where females were scarce compared to males.How scarce?Looking around, she was the only viviparously born female!Bound to the fertility system, she became the target of a scramble among the big shots—A Colonel from the Empire Military Department, who betrayed his family just to give her a status.“I swear on the honor of the Sikoses Family, I will never let anyone harm you.”A previously indolent member of the Royal Family started on the path of power struggle just to protect her.“Suisui, no matter where your heart lies, I will never let go.”An obsessed scientist, who kneeled at her feet, humbly begging for love.“Qiao Suisui, you're lying to me... you also love me, right... why won't you look at me...”The last blood of the Wolf Clan, who was a bloodthirsty killer in public, but behind closed doors, he transformed into a big dog, warming her feet with his belly.“Sister, our Wolf Clan mates for life. You touched my tail, so you have to take responsibility.”(More men joining the lineup...)System: The stronger the male gene, the higher the quality of the reward.Qiao Suisui: (Resting her chin on her hands) Let me see who I should seduce today...PS. The female protagonist appears fragile but is actually calculating and self-serving. All males are merely tools for reproduction.