Baka to Test to Shoukanjuu‎ - Volume 1, The Fifth Question

“I don’t care what Thanos’ ideals are, and I don’t care what the consequences of having too many creatures in this universe will do, as long as he doesn’t ruin my business with that damn Infinity Glove!” – Kahn Ponte

Once he traveled to the world of American comics, Kahn had the golden finger to trade all worlds.

At this point, the name of Boss Kahn not only resounded in the Americas of the Marvel Universe, but his influence spread to all the worlds!

PS: There are many follow-up worlds such as Marvel, Naruto, Harry Potter, One Punch Man, Black Robe Pickets, Dragon Ball, Pirates, etc. You can decide…

- Description from novelbuddy

Neo was on the verge of achieving his dreams, set to graduate with flying colors and secure a bright future. But fate had other plans.One moment, he was lounging in his apartment, enjoying his simple and ordinary day. The next, he found himself in a nightmare—a brutal game orchestrated by the hidden rulers of the world.But Neo wasn’t just another victim. When he was pushed to the brink of death, something awoke within him—an ability unlike any other. God-Tier Adaptive System .Every injury made him tougher. Every battle made him smarter. Every encounter shaped him into the perfect survivor.Now, he isn’t just fighting to escape. He’s evolving. And soon, those who once saw him as prey will learn to fear him.'To kill those sick monsters, I must become something far worse.'

With the Heavenly Medical Skills and Peerless Martial Arts under his belt, his master had made him descend the mountain to become a live-in son-in-law, all to temper his character! And his wife was an ice queen, who wouldn't even let him touch her, always wearing a cold expression and even expecting him to fetch water for her footbaths!Now, three years had gone by, and the agreed period had come to an end. Surprisingly, the ice queen of a wife decisively asked for a divorce. But the moment he stepped out of the civil affairs office, he found six stunning beauties standing at the door, whose loveliness made even her feel inferior!The ice queen of a wife, “President Su! You, why are you here?”His senior sister, Su Yumei, “I'm here to pick up my little junior brother! Your former husband!”