Like 30mm autocannons, 40mm rapid fire guns, low weight railguns, 125mm howitzers, 86mm mortars, 12.7 and 7.62 machineguns, new cockpits and canopys, new bombs, like Gbu-303 paveway, 2 kiloton nuclear missles and bombs, 25mm armor, eletric guns, laser cannons, space weapons, space war battles, the UNSC Infinity, etc.