In the MCU/Marvel with the Omnitrix/Ultimatrix - Chapter 42: Spiderman

Read the first six chapters, and you won’t be able to stop.Elliot Crown was just an ordinary teenager......boring life, average grades, nothing special. But one day, he unlocked a terrifying ability: he could hear people’s thoughts… but only if he knew their name and age first.At first, he treated it as a game, exploiting secrets, manipulating people, and bending reality to his will.But then, the nightmare began.One night, he fell asleep in his world—only to wake up in another. No explanation. No way back. Just an unfamiliar world filled with danger.He tried using his ability, desperate for answers.And then… he died.But that wasn’t the end.He woke up again........in a different world. New body. New identity. Same fate.Over and over, the cycle continued. Sometimes a prince, sometimes a slave, a soldier, a sorcerer, a demon… but every time, he met the same cruel fate.Yet Elliot didn’t care. As long as he had his power, he would manipulate, deceive, and twist the world to his will. If the universe wanted to play games with him… then he would play to win.

The moment Kazuma arrived in the world of Jujutsu Kaisen, a cursed spirit knocked on his door, making him panic.Fortunately, he awakened the mission selection system.[Mission Option 1: Look into Gojo Satoru's eyes for ten seconds.Reward: Mangekyo Sharingan][Mission Option 2: Change Mei Mei's hairstyle to twin ponytails and have an in-depth communication with her~Reward: Tsukuyomi!]During the Shibuya Incident, Sukuna went crazy.Chibaku Tensei, Infinite Tsukuyomi, Susanoo...Yuji: “I thought that Gojo-sensei was already invincible. I didn't expect Kazuma to be even stronger than him.”Since he had arrived in this world, Kazuma vowed to make a happy ending.Gojo becoming Go/jo? That won't happen in his presence.Yuki, Nanami, Mai, Junpei...?He's going to save all of them.***This is just a translation. All credit goes to the original writers.Raw: 咒回：人生选择，开局万花筒！

Aoki’s resolute face was indifferent. “If the sun doesn’t shine on me, please let me be surrounded by darkness!”
From a different perspective, look at the entire Pokemons world.

- Description from Uukanshu

[You have entered the dungeon at Gwachun Station’s 1st Exit.] When former high school student Kang Woojin finds himself returned back to Earth after being forcibly summoned to a foreign planet for 20 years, he soon finds that Earth is not the same, normal place as he once remembered it to be.