9 Books Found

Based on your description:

"The main character who is male got into a fight with his rival in the series and lost a pinky. By the end he has to leave his gf back on earth and become the ruler of another world and the last scene is him holding his new pregnant wife while he reminisces about the old life he left behind His rival might have been described as wolf like or he was a wolf of…"

Long description shortened for display.