This cool ghostbusters inspired ladies t shirt has the slogan i am the keymaster and is designed to be paired with our i am the gatekeeper t shirt not included now you and a friend can become the gatekeeper and the keymaster ready to call forth zuul and start some kind of ghostly apocalypse at any fancy dress party not just that but must be the easiest costume youll ever put on this funny womens t shirt is inspired by ghostbusters not official merchandise