Some would say incomplete. Some would say that the sticker backs are their own set and it's complete as it is, and that the sticker(s) on the front just tag along for the ride, just as the backs tag along with the stickers. Neither thought is wrong, just different ways of looking at collecting.
-- Dan --
Note: Please see my profile for more info regarding trading (section updated 3/4/2024). I have added a large portion of my inventory to the site, and currently have trading turned on (details are in my profile).