With the help of the power and financial resources of the royal family, the white-robed old man collected some personal information of the remaining powerhouses, but the information was not very complete. Some people only had very little information and only knew the online names of the commonly used social media software. Some people had more information and could know their real names and vague appearances captured by the surveillance cameras. Some people had more detailed information, which was usually bought from the losers with money.