Designing an arcade machine for role-playing games (RPGs) requires careful consideration of several key factors to ensure an engaging and immersive experience. First, the gameplay mechanics must be tailored to RPG elements, such as character progression, quests, and interactive storytelling. The arcade cabinet's design should prioritize ergonomics, with comfortable joystick and button layouts for extended play sessions. High-quality visuals and sound effects are essential to create a captivating atmosphere, while durable hardware ensures longevity. Additionally, incorporating multiplayer options or leaderboards can enhance replayability. Finally, the machine's aesthetics, often inspired by retro pixel art or fantasy themes, should resonate with RPG fans to complete the immersive experience.