MTL - Players Please Get In the Car - Chapter 1455 King's Jewel

A man who had emerged from the world’s most secure prison—God of Death Island, known as a super-powered being called the God of Death, had grown tired of the bloody storms abroad and now, like a hidden dragon, he had returned! But due to an accident, he became the contract husband of a beautiful CEO! From then on, he ruled the city, crushed the petty and wicked, and embarked on the tyrannical journey of an urban legend!

She was a peerless genius in the 24th Century – all she needed was a silver needle and she could practically bring anyone back from the dead.

After an explosion, she crossed over into a strange world; everyone calls her “Miss.” The previous “Miss” before had no contractual spirit, was weak and incompetent, and even the fiancé comes over with a new love and bullies her?

Now that she has taken over, who dares to act so presumptuously around her? With needles in hand, the world is for her to own! Wherever she goes, miracles follow! However, she saved a pest. What was she thinking when she saved that man. His stunning demeanor and impeccable face is a huge contrast to his cruel actions. He tries all ways to win her over.

- Description from novelupdates

mc gets transmigrated to Fallout New Vegas with the merchant system. let the questionable adventure begin.

Corporate slave Alexander dies with only one regret—not finishing the fantasy novel in his hands. Fate has a twisted sense of humor when he awakens as Alexander Flamingo, the perverted villain destined to be expelled and killed in that very story!Armed with complete knowledge of the original plot and a mischievous “Harem King System,” Alexander plans to rewrite his fate. No longer the one-dimensional pervert of the novel, he'll use his future knowledge to manipulate heroes, seduce heroines, and rise from disposable villain to the true mastermind of this world.The system grants him power through every relationship he builds—but can this calculating reincarnator use his second chance to avoid his predetermined death and become the ultimate Harem King? One thing's certain: this story won't follow the original script.