On the battlefield, the Avengers were locked in a fierce battle. Just as Thanos was about to win, suddenly, a loud bang was heard in the sky, and a huge warship that blotted out the sun appeared above everyone's heads. A man stepped out of the open hatch of the warship.

Who are you?!

Thanos sensed unease and shouted loudly.

"You ask who I am?"

The man had an air of arrogance and disdain for the world.

"Listen up, I am the Doctor of Rhodes Island, the Admiral of the Naval Base, the Master of Chaldea, the Commander of Griffin, the Onmyoji of Heian-kyo, the Knight of Princess Connect, the Dress-Up Master of Miracle Continent, the Operator of Rainbow Squad, the Commander of Punishing: Gray Raven, the Duelist of Duel City, the Crying Demon Hunter, the Demon Hunter who collects Gwent cards, the Ash Without Fire, the Ash Lord of the Fire Keeper, the Outer God Exterminator. The one who cuts down the undead. The Dragonborn of Skyrim, the God of War who slaughtered the gods of Olympia and Asgard. The Assassin who has nothing and does whatever he wants, the cop of Raccoon City, the ruler and protector of the Borderlands, the King of Elden, the Highlord of Azeroth, the Warrior of Arad, the Summoner of Valoran, the Defender of Crossfire, the Mercenary of Kohan..."

Synopsis: Transmigrated into Doraemon's world, becoming Nobita's classmate Hoshino Uda, and activating a god-level sign-in system! [Sign in the four-dimensional pocket to obtain a level one small world!] [Sign in the magic world to awaken all-elemental magic talent!] [Sign in the time tunnel to obtain first-tier time and space abilities!] Sign in to become stronger, and roam freely in the adventure world! (Real-world mutation + grand adventure)

[I will be joining V on June 18th, I hope everyone can continue to support me! ] Seeing that the world was on the verge of breaking, the world consciousness that was unwilling to dissipate cooperated with Dazai who held the book. They summoned souls from higher dimensions, and as long as they collected the energy that overflowed during their activities, they could use it to repair the world. In the higher dimensions, a holographic game called "Dazai's Cross-Time and Space Help" was born. A miracle among billions of worlds, Mr. Dazai is holding a book and planning a brilliant plan to usurp the throne. Now the future leader is seriously short of people, and needs several enthusiastic people to rush to Yokohama and Dazai.