Warner Bros. has sent over details for the exclusive keycards that will be making it around to the San Diego area for Comic Con International. They will feature many DC shows including Gotham, Arrow, The Flash Teen Titans Go! and Supergirl. There will be almost 40,000 branded keys made available to nearly 30 hotels. The Teen Titans Go! cards feature a QR code that allows fans to download a free episode. Take a look at the keys below.