Babylon 5: The Complete First Season.

Hidden Promo Clip

Insert disc 6 of the set and from the [Main Menu] select [Special Features]. There, select the [Universe of Babylon 5]. In the following menu, select [Data Files] and in the sub menu that follows, highlight the menu entry that reads [Battle of the Line]. Now, press the [Righ arrow key on your remote control and the "%" logo will appear on the side of the screen. Press [Enter] and you will get to see a generic “Babylon 5″ promo clip.