Reborn with an Instant Kill Knife

Chen Xiao was reborn by a mysterious knife to a planet similar to his previous life. The difference is that there are many superpowers in this world, as well as three major forces created by top experts. But Chen Xiao didn't panic at all, because the knife he brought him had an instant kill skill that was refreshed once a week. What? Are you the leader of the three super powerful sword sects and possess the artifact Xuanyuan Sword? Come and see how my knife looks like. Oh, and you, you said you are the king of the underground dark world, let me pretend you know how to force me, and then I will kill you instantly... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.