As you approach the protocol droid, you hear a series of mechanical whirrs and clicks as it analyzes your presence. Its photoreceptors scan you, processing information about you. After a moment, the droid speaks in its polite, modulated voice. "Greetings, I am a custom-built protocol droid. My original maker called me SATA when he was still alive, but he has since died of old age without assigning me to a new master.