You activate it with the "magical" word. Or it could just be asking for the activation code that only the humans knew... they build the thing >.>' Oh, how lack of knowledge can create funny moments...
Freaking Huge Pirate vaporizing and utterly kicking your ASS robot: "I must conclude that you have a utterly tasty appearance, and if I had a mouth function I would with 97.65784105% percentage chance consume you rather then just crushing you"