Realm-Hopping Martial Master - Chapter 67 - 66: Kill them all, not sparing a single one.

An ineffable rebirth, taking advantage of a mystical magic cube that was produced from rebirthing to pass through various worlds(anime, novel, movie, games, etc), collecting whatever I want to obtain!

- Description from MTLNovel

Ragnar was suddenly transmigrated into the real world of his favorite video game, Kingdom-building Online, after a reckless death. He found himself in an impoverished, tiny Hamlet—the lowest and weakest territory in the game world.Before he could even catch his breath, a divine decree appeared: BUILD THE STRONGEST SSS-RANK TERRITORY!Fortunately, a unique system was granted alongside his new life—one that exchanged offerings for incredible rewards including powerful skills, unique weapons and even items from earth!Armed with this system and faced with an impossible quest, Ragnar set out to make the most of his second chance.

The Swordmaster who has returned by chance to save the world!

The path of cultivation from scratch.Under the disguise of being a playboy.He is actually the boss behind the largest assassin organization——Misty Rain Tower.Aiming for the world!