I feel Each gambling game is designed to have a certain probability of winning or losing. For example, in a game of roulette, the chance of hitting a specific number is 1 in 37 or 38, depending on the version of the game. Also House edge like The house edge is the percentage of every wager that goes to the casino. It represents the built-in advantage that the casino has over the player in the long run. The higher the house edge, the lower the chances of winning.