Seventeen Again: The Sweet Life with My Family - Chapter 12

In the world of Norse mythology, a human boy falls in love with Waltraute, the fourth Valkyrie sister. He wishes to marry her, but Waltraute gives him an impossible challenge to deter him.

Nevertheless, the boy is determined to carry out the dangerous task and to marry Waltraute afterwards.

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

The Mc reincarnates in a world of magic and adventure as a Leech, follow his adventure in this mysterious and exciting world as he goes from the weakest creature to the shadow being that everyone is afraid of. Will he pursue the path of strength alone? Or without realizing it he will become the king of the greatest empire that ever lived.

“Son, do you know what this is?”

Thanos raised his golden gloves, and the six Infinity Stones shone with pleated radiance: “If I snap my fingers, you will turn into dust in the wind.”

“Dad doesn’t believe it.”

Fang Mo, who was wearing an endless suit, slowly shook his head, and pointed the Universal Sword in his hand at Thanos Nawa’s bright purple head: “Don’t talk about the Infinity Stones today, even the Heart of the Universe can’t save your dog’s life!”

“Do you know what this is? This is the begging jade!”

Madara Uchiha stood in mid-air and laughed wildly: “It is the strongest spear and the strongest shield, there is nothing it can’t destroy!”

“You really haven’t seen anything hard…” Fang Mo took out a piece of bedrock with a grinning smile: “Dare you dare to compare with it!?”

“Is this… the Sage’s Stone?”

Edward stared blankly at the red crystal in front of him: “Can it ignore the law of equivalent exchange?”

“Well, in a sense, it can only be regarded as the basis for an equivalent exchange.”

Fang Mo touched the portable conversion table in his hand: “But if you want, I can consider sending you a set.”

…

When the fourth natural disaster met the mysterious island module, the cube man finally began to bring disaster to the world.

(To reiterate, the stand-in is Steve, the protagonist of Minecraft, not Captain America, this is the MC text…

- Description from novelbuddy