As with much emulation content, the legality of distributing this software is a gray area, leading to some files being removed.
As noted by community discussions on Reddit , Xbox 360 content is strictly region-locked. Archiving a US version of a game does not help a European player, necessitating a global, multi-region effort to ensure no content is orphaned. The Role of Modern Archiving xbla dlc archive
Specific repository for XBLA game files. As with much emulation content, the legality of
Beyond the Console: Archiving the XBLA and DLC Era (2005-2016) As with much emulation content
Identifying the correct Title Update (TU) for a specific DLC is complex, as many retail versions exist.