@Panda D King Uhm, wait, I highly doubt Imu would ally with the BB pirates, Imu is the top of the whole world and literally controls Gods Knights, The Navy, the Gorosei, Everyone, My Theory is Luffy defeats Blackbeard earlier on, And then with him out of the way, I would say everyone then Allies against the World Government
Balloon 
Jaggy
Mingo
Wimpy-Hoshi
Earlobes
Weird Knight
