Heinrich Oberländer, a distinguished figure in early German cinema, carved out a niche as a screenwriter whose work has captivated collectors of physical media. His notable film, *Unsichtbare Gegner* (1933), showcases his unique storytelling prowess and remains a sought-after title among enthusiasts. This film, a blend of fantasy and social commentary, offers a glimpse into the cinematic landscape of pre-war Germany, making it a key piece for collectors interested in the evolution of film narratives during that era. Collectors are particularly drawn to Oberländer's work for its historical significance and the artistry behind the scripts. *Unsichtbare Gegner* not only highlights Oberländer's ability to weave intricate plots but also reflects the cultural context of its time, providing valuable insights into the socio-political climate of the period. As a result, original prints and vintage home video releases of his films have become prized possessions for those dedicated to preserving cinematic history.