a system in accordance with embodiments of the invention operate an anti - sandbagging wagering system . one embodiment includes an anti - sandbagging wagering system , comprising : an entertainment controller , a game world controller , and a real world controller wherein the entertainment controller provides a skill - based entertainment game , records user identification information , generates graphical display , receives the user &# 39 ; s interactions with the skill - based entertainment game &# 39 ; s determines the user &# 39 ; s level of skill and associates it with the user &# 39 ; s identification information , and communicates the user information to the game world controller ; the real world controller receives a wager trigger , determines a gambling outcome of real world credit using a random number generator , and communicates the outcome to the game world controller , and allocates the payout to a credit meter ; and the game world controller communicates to the real world controller an instruction to execute the wager on the basis of the user &# 39 ; s interaction with the skill - based entertainment game , receives the user information , generates an anti - sandbagging provision that triggers a user identity confirmation , applies the anti - sandbagging provision , and performs the user identity confirmation .