The Black Dragon of the Labyrinth, Many Children and Many Blessings Make You the Lord of the Abyss

(Dragon, maze, pseudo-DND, many children, many blessings,) Reincarnated into a black dragon, fled to the underground labyrinth, and bound to the system of many children and many blessings. Starting from conquering the 3rd floor lord of the maze, Heshes continued to conquer and become stronger all the way down. When Heshes dug through the 50th floor of the maze, a new world called the Abyss appeared before his eyes, and a new round of conquest began... Years later! Countless powerful demon gods in the abyss are all of the bloodline of Heshes. The giant black shadow on the throne raised its head and looked at the broader multiverse...