Game of Godslayer is a Manga/Manhwa/Manhua in english language, Adventure 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

Chen Ou is a very ordinary student. He doesn’t have a gorgeous appearance, excellent academic performance or close relationship with classmates. And then one day, a mysterious girl appears in front of him. Something strange is implanted in his body by the girl, and he gets some amazing superpowers. Suddenly, he is informed that his life is a game?