Arcade game developers craft games with high replay value by focusing on core mechanics that are easy to learn but hard to master. They incorporate progressive difficulty curves, rewarding players with power-ups, high scores, and unlockable content to keep them engaged. Randomized elements, such as enemy patterns or level layouts, add unpredictability, ensuring no two playthroughs feel the same. Social features like leaderboards and multiplayer modes foster competition, while tight controls and satisfying feedback loops make gameplay inherently enjoyable. By balancing challenge and reward, developers create addictive experiences that keep players coming back for more.