Every open world game comes with the element of collecting collectibles, and the Horizon franchise is no different. Horizon Zero Dawn features collectibles such as old-world mugs and metal flowers, and Horizon Forbidden West features collectibles such as black boxes and vista points. This begs the question of what kind of collectibles Horizon 3 might feature, and there is one potential moment in Horizon Forbidden West that could inspire a unique collectible in Horizon 3.