Designing arcade machines for pop-up gaming events requires careful planning to ensure a seamless and engaging experience. First, portability is crucial—machines should be lightweight and easy to transport. Durability is another key factor, as they must withstand frequent movement and heavy use. The design should also prioritize user-friendly interfaces to attract players of all skill levels. Additionally, incorporating eye-catching visuals and themes can enhance the event's appeal. Finally, consider power efficiency and setup time to ensure smooth operation in temporary locations. By addressing these factors, you can create arcade machines that elevate any pop-up gaming event.