The BBU was doing some things in the Ceasefire.

Small Spiders watching the earth

The BBU has deployed thousands of drones in all the globe, to make sure that the ceasefire didn't broke (There's a constellation right there). the drones will not fly forever; That's the reason of why the BBU it's going to deploy a large quantity of drones, to recharge the other drones in their international bases.

What...

Yeah, it looks goofy, but it have something...

Legs (You will not see them in combat) only the common vehicle.