weapon of the skys-part of a world within a world

these r used for aerial raids or flights over rough terrain. the front (small wings) r 4 direction changing, the big ones r 4 speed flying and the back ones are for sealth. they get power from the earth and storms,the metal is fused onto them when they can fly properly, sometimes the army (in story)will attach missles to them.. fly in formations of 9.ME