The Ten Great Emperors At The Beginning Are All My Apprentices is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

The legendary king Gu Xuanchen had once trained ten powerful emperor-level experts as his disciples, who dominated the world with their strength. However, when he tried to break the seal that bound him, he was struck by lightning and perished. He was then reborn as a son-in-law and embarked on a journey to regain his former glory, overcoming various obstacles along the way. He slayed demons and monsters, defeated evil spirits, saved his clan, and rescued his disciples and grandchildren. Witness how this high-level exper restarts his life and stirs up a storm of adventure!