1. A promotions engine system for providing customized games to a user, the system comprising: memory configured to store a plurality of user profiles, wherein each user profile of the plurality of user profiles includes at least one of: past money send activity and past money receive activity; a processing device configured to: receive, from a user via a user interface, a request to access the promotions engine system, wherein the request includes identifying information about the user and a promotional code; generate a customized game in response to the received request to access the promotions engine system, wherein the customized game is generated based at least in part on the promotional code and wherein a prize of the customized game is related to discounted or complimentary money transfer services for a money transfer system; and output, to the user interface, the customized game.