Nerial is a UK-based indie game development studio best known for creating narrative-driven games with simple yet innovative mechanics. Founded in 2013, the studio gained widespread recognition for its critically acclaimed Reigns series, which blends storytelling with a unique card-swiping decision-making system. The Reigns games, including Reigns, Reigns: Her Majesty, and Reigns: Game of Thrones, allow players to rule kingdoms by making binary choices, leading to complex consequences and branching narratives.