Sign in in the Marvel Universe

“Congratulations to the host who successfully signed in at the World War II Museum and obtained the perfect version of the t virus serum… ”

“Congratulations to the host for successfully signing in at the New York Temple and obtaining the foundation of space magic… ”

“Congratulations to the host for completing the mission entrusted by Tsunade, and obtaining the complete solution of Mudun Ninjutsu! ~”

This is a story of a traveler who uses the sign-in system to sign in to the heavens, step by step from an ordinary person to a superhero…