1-4 are your engine controls. You have 3 rounds off countermeasures and to access the 2nd round once you use up the first activate #5 and then activate #6 after you have used up #5's countermeasures. 7 is the chutes to help you stop the plane on a runway. There are airbrakes which are applied when you go to 0 throttle and keep braking. There are 24 Guardian missiles, 24 Interceptor missiles, 14 cleavers, and 16 infernos. You can choose your load out when you download but there is provision for 78 missiles but there is room for more however the game wouldnt like many more missiles. WARNING: This plane is called MEGALITHIC for a reason. Its going to be a huge file as it is a huge plane with lots of capabilities. updated with a new silver paint scheme and more powerful engines.