Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
you have to buy it in the market place or wait for the goty editon.:)
Refined answer: Mothership Zeta will not be included on a download disk. It has to be downloaded off Xbox Markerplace/PlayStation Network/Games for Windows Live or it has to be purchased with the Game of the Year edition.