Dune building set for adults – Collectible LEGO Icons Dune Atreides Royal Ornithopter building project for fans of the Dune 2021 movie What’s in the box? – Everything you need to craft a LEGO replica of the Dune Atreides Royal Ornithopter aircraft with foldout, flappable wings and deployable landing gear, plus 8 movie minifigures.