Have you ever played Halo? It is a first-person shooter game developed by Microsoft.
i sure have, I have been wanting to play the newest Halo on Xbox one though, When did Halo come out anyways? 
Halo:Combat Evolved was released in 2001. It was a launch title for the new Xbox console.
Oh neat! I never played that one can you tell me more about Halo Combat Evolved? 
Sure, more than five million copies were sold worldwide. It led to the success of the Xbox, which was Microsoft's first console.
Wow I knew Halo was pretty popular but not that big, What is the newest Halo game out now?
Halo 4
Halo 4 is a first-person shooter developed by 343 Industries and published by Microsoft Studios for the Xbox 360 video game console. The seventh video game installment in the "Halo" franchise, the game was released on November 6, 2012. "Halo 4"s story follows a cybernetically enhanced human supersoldier, Master Chief, and his artificial intelligence construct Cortana, as they encounter unknown threats while exploring an ancient civilization's planet. The player assumes the role of Master Chief, who battles remnants of the former military
Halo: Combat Evolved
Halo: Combat Evolved is a 2001 military science fiction first-person shooter video game developed by Bungie and published by Microsoft Game Studios. It was released as a launch title for Microsoft's Xbox video game console on November 15, 2001. Microsoft released versions of the game for Microsoft Windows and Mac OS X in 2003. The game was later released as a downloadable Xbox Original for the Xbox 360. "Halo" is set in the twenty-sixth century, with the player assuming the role