Like Deadpool in the DC Universe. - Chapter 26: Human Pancake

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.

[NO. 4212: ‘Humanity’ has failed the Demotion Match.] [NO. 4212: ‘Humanity’ has been deemed useless. Beginning deletion.] As Earth was being erased after their final game ended in failure, Martial Saint Sung JiHan managed to resist deletion and saw messages pop up in front of him. [To think someone would be able to resist being erased.] [Let’s give him an opportunity to re-challenge.] [Player ‘Sung JiHan’ is returning to the time of initial entry in The League.] When he woke back up, he had regressed back in time. Given a second chance, he swore to himself to stop the fall of Korea and humanity and take flawless vengeance against those that ruined things in his original timeline.

Follow the journey of Korea’s Martial Saint, Sung Jihan, as he struggles to prevent a future of destruction and ascends as the Martial God!

After dying in a car accident, Lin Chu Xia awakens to find herself returned to the age of twenty, the year she was supposed to be married, along with her elder sister Lin Jia Yi who has also been reborn. The first thing her sister does is snatch away the man she was once married to, who in her previous life was extremely wealthy. Not only that, Lin Jia Yi insists on giving Lin Chu Xia her own apathetic and workaholic husband from the past life who rarely returned home.Lin Chu Xia laughs, as this arrangement suits her just fine, hoping her kind sister does not regret her decision. She's curious to see if her indifferent ex-husband can rise to be the highly pursued President Li without her. As for herself, armed with full skills and a space ability, she doesn’t mind the lack of parental love, because her in-laws are there to dote on her. She starts businesses and factories, living a life that becomes more prosperous by the day.As for that workaholic husband who barely comes home twice a year? It doesn’t matter to her, as long as it doesn't interfere with her money-making, she’s content to be his invisible woman in the background....Qin Yang, compelled by his mother’s heartfelt words, returns home to marry a young bride. A man who prioritizes work over family, he thinks providing money is fulfilling his duty as a husband. However, he discovers that his wife has more money, a larger presence, broader connections, and is adored by everyone she meets—leaving him in a daze.Between clenched teeth, Qin Yang decides: If money won’t work, he’ll leave her with kids!