The character of B-U4D was first revealed in the Databank section of StarWars.com as part of the build up to the release of the film Star Wars: Episode VII The Force Awakens in 2015. The character then appeared as a minor background character in the film itself. Concept art of B-U4D under the title "Resistance Base Droid H012" was created during pre-production of the film in September 2013 by creature concept designer Jake Lunt Davies.
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