The very first drawings made of a given character, costume, environment, set or vehicle that must be built, drawn or modeled in a production. These come before any plan,
Model Sheet,
Storyboard, or other technical drawing. Usually go through a lot of revisions. Seeing them in sequence allows a viewer to see the evolution of a character or prop design. A favorite
unlockable bonus feature for video games and home video releases.
Not to be confused with
ConceptArt.Org.