As were waiting for Halo fans here are returning today, 21 January, the Spartan Ops Halo 4 . The sixth episode is available on the Marketplace as always free for holders of the game with Xbox LIVE Gold membership. Unlike previous episodes, now you need a download 2.2 GB, which you can do from the web , you need to download all episodes from 6 to 10, which will be released weekly as happened previously.