Citadel for All: The Only Unit Angel at the Start of the Game - Chapter 39: The Punishment of the Lord would not end here!

In the fifth year of the apocalypse, when it was coming to an end, Sunshine Raine died, killed by her cousin and her fiance. Sunshine only had one wish, if she could go back in time, she would not make the same choices she had made. In this dog eat dog era, she would be the top dog.When she opened her eyes again, she found herself back in time, one month before the apocalypse.A few changes had happened, one, she was in bed with Hades Quinn the father of her foolish fiance in her last life. Not just that but they had a marriage certificate!Two, her sister was also reborn and in this life, she had chosen to marry the foolish scummy ex.It made Sunshine his stepmother!! Granted he was adopted by her husband but it was all the same, she was now his mother and her cousin's mother-in-law.Despite the surprises, Sunshine focused on the upcoming weather disasters, monsters in the mist and humans that were more savage than those monsters.With a system in hand and knowledge of what was coming, she used her wealthy husband's money to stockpile, sold the family property and went on to rise again as the apocalypse queen.While her cousin was being starving and suffering with the man that was pretending to be a fool, Sunshine was being pampered and kissed by the male lead.While her sister was being forced to work by the fool, she had three step sons to work for her.As promised, she became top dog.

A supreme expert in the Immortal World had died, and a strand of his soul returned to its original body on Earth. Tang Xiu discovered with amazement that ten thousand years passed in the Immortal World, yet only a single year passed on Earth.

Ruthlessly betrayed by his lover and trusted friends, Tang Xiu found that his soul went back to his previous body on Earth, and, despite he spent 10,000 years in the Immortal World, just a year has passed on Earth and many things have changed. Having an unsurpassed knowledge, Tang Xiu will protect his loved ones and go back to the Immortal World to take his revenge.

- Description from Novelupdates

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.

He holds a god-level sign-in system in his hand, punches the goose factory, and steps on the pig factory. Do you think there is no good game?
First feed you two mouthfuls of tainted milk powder, and then send you the legend of the dragon and the Hearthstone gold cartoon for free.
What? Still not satisfied? League of Kings out-of-print skin, give away!
Satisfied? Tch, this is just the beginning…

- Description from novelbuddy