Yep, New Vegas' DLC is currently an Xbox 360 exclusive.Hey there, good question! While the console allows it, DLC of specific titles is up to the publisher :) ^GC' Microsoft said that all Xbox 360 games will be supported by the.The installers did let you play the DLC on Xbox Live without being banned, however as Xbox Live for the original Xbox has been closed down this doesn. Xbox Live for the original Xbox closed down on April 15th 2010 so it is no longer possible to purchase any of the DLC hosted here, these installers are now the only way to install and use the DLC.