It includes Online Multiplayer titles as well as System link enabled games, which can be played by connecting multiple Xbox systems together locally.
After Microsoft's termination of the original Xbox Live service on April 15, 2010, the majority of the game titles remain virtually playable, but their online connectivity and functionality were rendered defunct, even after some of them were re-released digitally.
Online Multiplayer: Create, join, and spectate matches with other players.
Scoreboards: Measure your performance against other players with global leaderboards.
Competitions: Join and create tournaments directly through the in-game Xbox Live menu.