AFAIK all disc-based titles that have a single-player mode must be playable offline in order to be licenced for manufacture. If it tells you that you need to do

AFAIK all disc-based titles that have a single-player mode must be playable offline in order to be licenced for manufacture. If it tells you that you need to download anything to continue, try detatching the network cable and restarting the device so that it's purely offline.