If you missed Half-Life 2 and never played it now it's the chance. Orange box right now is VERY, VERY cheap!Half-Life 2 series: This is the most focused part of the orange box. It is a great single player first person shooter.Portal: Great puzzle game! It is fun to use portals!Team Fortress 2: This is a multiplayer based FPS online game. But there is not split screen option and you can only play online. Dont have xbox live, dont try it out. Besides, TF2 is best enjoyed on the PC