Journey Across Realms Starting from DanMachi

The moment Li Yu opened his eyes, he found himself transported to a parallel world where spiritual energy was reawakening.

Good news: He had awakened an absurdly powerful talent. Watch any skill once, and he could use it. Watch it twice, and he could master it completely.

Bad news: The body's original owner had sacrificed himself just to drag Li Yu into this world to suffer.

Fine. Since I'm here, I might as well make myself at home. Starting today, I'll be punching martial arts prodigies and kicking magic honor students to the curb...

All he wanted was to build up his strength in peace. Instead, when classes were assigned, his teacher dumped him into a special class and sent them off to explore and develop newly discovered other worlds-

Dungeons, Cursed Children, Re:Zero, the Holy Grail War, Campione!...

Li Yu declared, "These worlds are all fuel for my growth..."