MTL - Sword Slaying The Heavens - Chapter 188 black scabbard

Doomsday Online has descended, reducing the entire Earth to a ruined playground. It is occupied by countless terrifying monsters.

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

Soul System Online...][Vengeful Spirit Detected]Zero was once a legend a warrior feared and respected across the land, an SSS-ranked hero at the peak of power. But even the strongest are not immune to betrayal. His so-called allies turned against him, casting him into oblivion. Now, he lingers as a vengeful spirit, unable to move on, his legend seemingly forgotten.But fate isn’t done with him yet.When a mysterious boy with the rare ability to see and communicate with spirits crosses his path, Zero sees a chance for revenge and maybe even redemption. Armed with the enigmatic Soul System, he will carve a new path, defying death itself.The world thinks it has seen the last of him. They couldn’t be more wrong.The SSS-Ranked Troublemaker has returned. And this time, nothing will stop him.

【Urban edition of a passionate and exhilarating story!】I have set foot on the summit of the mountain, and have also fallen into the abyss!An extraordinary genius, returning to the city!