Only the Villainous Lord Wields the Power to Level Up

Ore dake Level ga Agaru Sekai de Akutoku Ryoushu ni Natteita
俺だけレベルが上がる世界で悪徳領主になっていた

Adaptation

manga

I’ve become a rogue lord in another world! This is the story of the protagonist, who has become a rogue lord. He dies during the prologue after two days, but successfully uses the game’s history and system to escape his impending doom and become the strongest! (Source: Kadokawa, translated)