This research paper investigates the potential integration of Augmented Reality (AR) into marketing strategies for small businesses, with a focus on how AR games can influence customer purchase journey. The research examines the concept of flow within AR experiences, emphasizing playfulness and perceived enjoyment as key factors in influencing consumer behaviour. The research work employs Research though Design (RtD) methodology to first create three prototype and use self-evaluation as a key method to evaluate the prototypes. This research paper demonstrates the prototype development and evaluates the prototype development process, investigating the practical application of AR for engaging retail customers. It also highlights the potential for AR to revolutionize retail environments. The research paper discusses the ethical implications of AR technology, including the discussion on the authority to augment spaces and the manipulation of consumer behavior. This research paper underscores the commercial potential and persuasive power of AR games in the retail sector, advocating for ethical practices in their deployment.