Introduction | Kenway's fleet AC IV: Black Flag Guide

The seized liner will be dispatched to join Kenway's fleet

The ships that you seize, by boarding, can be enlisted in Kenway's fleet, on condition that your computer, or gaming console, has a direct connection with Ubisoft's servers (you are notified about that by the highlighted connection icon, right next to the minimap). It is worth mentioning that, in the case of Xbox 360, you do not need the Xbox Live gold membership. Using this functionality, however is not possible in the offline mode, the system must be hooked up to the internet.