Beginning iOS Game Center and Game Kit: For iPhone, iPad, and iPod touch

Player Groups

Player groups allow you to specify different classifications for each player. Game Center, by default, auto-matches everyone into the same group. With player groups, you can specify that certain players are looking for groups that contain only other players of that group.

For example, players who want to play a certain level of a dungeon or a specific racetrack will be grouped together so they are paired up with other people who want to play that same level. Player groups can be used to segregate players into many different types of groupings, such as:

• Players who wish to play the same level of a map (such as a racecourse), area in an RPG, map in a first-person shooter, or level in an action game.
• Separate players based on skill ...