Nowadays, classical board game have been modernized by several game companies. These games are modernized by adding element of strategy. Game with a strategy element favored by adults. It’s because game with strategy element need a player’s skill when playing it. Snake and ladder game as a game with pure of luck element doesn’t have strategy element. Therefore, the researcher design a game design document (GDD) snake and ladder game that is favored by adults by adding a strategy element on it. In designing the GDD, there are three stages of iteration done by the researcher. In each iteration, the researcher perform conceptualization, makes temporary GDD, prototyping, and playtesting. After going through all the iterations, a Final GDD is created. From the playtesting results at the iteration and final playtesting stages, it can be concluded that designing GDD of snake and ladder game with the strategy genre is produce a snake and ladder game that containt of strategy element and favored by adult. From that GDD, later it can be used for creating snake and ladder game with a strategy genre in digital platform.