Remember the Milrem THeMIS? It is a rugged UGV with modular design ready for combat. It has a payload of up to 1000kg and max speed of 15 mph. You can add a variety of module to adapt the machine to your various missions.
This video shows the THeMIS unmanned ground vehicle integrated with the deFNder remote weapon stations to carry out missions with Estonian Defense League soldiers. The machine has various power options, including a diesel motor and electric generator. More info is available here.