悪役貴族の末っ子に転生した俺が謎のチュートリアルとともに最強を目指す〜クエストクリアでもらえるスキルやアイテムが、あまりにもチートすぎて破滅しない〜 (Associated Names)

[Tutorial start. You have been reincarnated as a villainous nobleman] Onyx, a black-haired boy, is inevitably forced to face reality when he spots a mysterious screen in front of him. In addition, he finds that this different world is the one he knows so well. Reincarnated as the youngest son of a duke, Onyx is…