User blog comment:KATANAGOD/Black Ops 2 Logo and Trailer Release Date Leaked/@comment-356904-20120408170457/@comment-86.45.56.32-20120409131211

^technically the multiplayer disc that came with ODST was just a disc made specifically for playing Halo 3, as it was just the all of the halo 3 multiplayer maps instead of downloading them. it wasn't really a separation of the games SP and MP