In This Life, The Greatest Star In The Universe - Chapter 42:

Thrown into the chaotic “god Verse,” Ryan Stone awakens a power beyond imagining: the SSS-Tier “Ultimate Infinite Extraction System.” While others struggle with mundane abilities, Ryan can deconstruct anything, from monster corpses to ancient artifacts, even the fading signatures of defeated foes, assimilating their essence to achieve limitless growth.From a desperate survivor in a starting outpost, Ryan’s unique talent propels him to unimaginable heights. He outwits cunning rivals, crushes powerful challengers in Sector-wide scrambles, and seizes control of a god Weaver, becoming a Sector Lord. But as he unravels the secrets of the lost Precursors and the cataclysmic Reality Schism that shattered their universe, his system evolves, granting him the power not just to extract, but to impose his will on reality itself.

A guy became a brother of Iron man and got the ability to extract genes from anyone. Lets see how he changed the Marvel World

- Description from Novelupdates

Lin Wudao has traversed, and there is an invincible corpse collection system.

As long as you collect the corpses for the strong, you can get the things they owned or touched as rewards during their lifetime, and the obtained items are still strengthened.

Lowest, ten times stronger!

[You collected the corpse of the great emperor Jiang Taichu, and gained ten thousand years of cultivation! 】

[You collected the body of your fiancée Jiang Qingxue, obtained the Zichen Sword, a humane spirit weapon, and after strengthening it ten times, it was upgraded to become an extreme spirit weapon, the Xuantian Ancient Sword! 】

[You collected the bones of an immortal, obtained a ray of immortal origin, enhanced it by 100,000 times, and upgraded it to become the original origin of Hongmeng. After refining it, you can be promoted to the immortal emperor! 】

…

Since obtaining the invincible corpse collection system, Lin Wudao has embarked on an invincible road that can push through the ages and suppress the heavens.

- Description from novelbuddy

Chi Xiaochi: fourth-rate citizen at birth, three-time award-winning film emperor, second-rate temper, first-class looks. He crawled his way out of hell on hard mode to become a winner at life.

Then, he was smashed into a vegetative state by a chandelier.

061: Hello, here’s a brief rundown on the scum gong reconditioning system. This system measures the regret level of the scum gong. Every time their regret level reaches one hundred points, you will be able to leave the current world. A friendly tip, usually, through dedication and self-sacrifice, our employees slowly foster a sense of dependency in the scum gongs, gradually making it so the scum gongs can’t live without them.

Chi Xiaochi: How many regret points is a complete loss of reputation and standing worth? How about a fall from grace? Or wanting something but never being able to obtain it?

061: ……

- Description from novelupdates