Exactly the point, boss, like you said, "if they actually have a fixed match as they claim, which is an opportunity that can be very profitable to them, then why do they still need people's money?" Only new gamblers can become such victims, because some of the newbie gamblers are very inquisitive about making a source of living out of gambling, not realizing that gambling is just about speculation, prediction, and relying on luck. 

An example of people in these categories too are some traders who pose as professional traders on social channels by offering paid trading signals and trading materials, which their so-called customers have to pay for before they can buy those trading tutorial videos and contents.