In some embodiments, the present invention provides for a specifically programmed game operating computer system which, when executing the particular program code, is configured to operate in real-time a game based, at least in part, on: electronically receiving, in real-time, via a computer network, game entries data representing game entries for playing the game which has a common jackpot or shares the common jackpot with another game, where the common jackpot is configured to be calculated, in real-time during game entry submission, based on the game having a plurality of options within at least one of the following parameters: a price point per game entry, a payout level, a prize structure, a common jackpot contribution collection, and a prize distribution mechanism.