1. Place uav controller infantry and an empty littebird in editor
2. assemble and launch quadcopter and put it somewhere in hover
3. take off in littebird (mh9 or ah9) and fly to the quadcopter
4. hit the quadcopter at moderate speed 30-50 kph with the helicopter glass cockpit
5. crash into ground or blow up in flames in your chopper while the quadcopter might even survive.