There is provided an automatic firing apparatus, and a method for operating the automatic firing apparatus, the apparatus comprising a trigger actuator for automatically firing bullets contained in a magazine of a firearm; a magazine release actuator for releasing an empty magazine from the firearm; a magazine bank for storing a bullet magazine inside the firearm; and a magazine loading actuator for loading a new magazine inside the firearm from the magazine bank. There is further provided a magazine bank apparatus for use with a firearm comprising a magazine bank base having a plurality of slots adapted to receive and store bullet magazines; and a magazine load actuator adapted to be automatically triggered for loading a bullet magazine among the stored bullet magazines inside the firearm.