Darkh's plan is a typical stupid overlord plot - sigh. Having control of the USA arsenal in someone's arm who is just walking around - silly also.
The best Darkh could do, if it worked, was launch the Minutemen. However, that really takes manual key control on the spot after getting the commands.
Diggle - just shoot the guy already, blah, blah, yak, yak. So it's your baby brother - you are rather slow on the uptake.
Those idols look like a sculpture I made in a junior high arts and craft class when I was 12.