MTL - Night Ranger

After transmigrating into a weak noble body, Marvin discovered that he was familiar with the world, this was the game he played in his previous life and… Damn! He only had six months before the Great Calamity! As a former top player, he would obviously fight to save the world… Yeah, no. Time to plan and prepare for the upcoming events, better to use that knowledge to get ahead rather than fight with gods. Follow Marvin’s journey through this new world. - Description from Novelupdates