The BU intoduces the Perimeter Patrol drone, or PPD, or spiderbot MKI by some.
About this creation
The PDD is a state of the art mech. It is capable of thinking, more or less like a trained animal. But it can also be controlled by a Central Command Post. It's central photoreceptor are more sensitive than the human eye, meaning it can see more than a normal soldier could. It's primary weapon consists of a 20MM rappid firing gun.