17 is an android who looks like a human boy. He is evil, cocky, and smug. He can shoot ki blasts, and make an energy barrier to shield himself. 18 is his sister, and they have alot of synergy. He's good at fighting. 18 is an android who looks like a human girl. She has the same abilities has 17, like the energy barrier. She is evil, cocky, and smug She is also good at fighting. They both fight together, and are siblings. They are from Dragon Ball Z. They can fly.