Mafia Wars is the #1 crime genre game with over 20 million players. Mafia Wars is part of the Zynga family of games. Zynga is the #1 social gaming company on the web. Zynga was founded specifically to add a social element to casual online games because we love games, and we love them most when we're playing with friends! Social games provide a more fun, competitive and contagious experience. Click here to play.