Lucky Pregnancy & Sweet Marriage: Hubby, Please Turn Off the Lights! - Chapter 1 - Impotent Husband, But She’s Pregnant

After a tear in reality pulls Kagari Shuya into a white room he discovers a futuristic interface for reincarnating in a different world. After looking through the different races and skills he unlocks a new race, Lucivault, a type of vampire with none of its characteristic weaknesses. All set to start his life in a new world, Shuya is confused to discover that he is enveloped in darkness. As it turns out something went wrong when he was transported and instead of appearing where he was supposed to, he appeared in an underground cave. Shuya faces untold dangers, runs for his life, before finding his way out of the underground world. After escaping he meets his Shishou and begins to learn to fight with a spear. There is also a cute black cat named Rollo.

After transcending to a new world, Ye Xuan miraculously obtained the Swallowing System.

Not only could it swallow everything (wink wink nudge nudge), it could also extract bloodlines, martial arts, godly weapons, medicinal pills, treasures…

“This (beer) is way too strong! Don’t challenge me! Do you believe that I can’t swallow your divine swords?”

- Description from Novelupdates

I, Rorschach, the god of the world, the most powerful Kryptonian, the leader of the Justice League, the founder of the Emperor Organization, the gravedigger of countless civilizations in the multiverse, the most handsome man in the world, there is no one!

…………

PS: The non-standard MCU universe can be regarded as a similar parallel universe. The timeline is based on this book, first Marvel Universe, then DC, X-Men…

- Description from novelbuddy