Player progression is a core element that fuels engagement and replayability in arcade games. While often simpler than their RPG counterparts, arcade games employ several effective systems to make players feel a sense of advancement. The most common types include:

1. Score-Based Progression: This is the classic arcade staple. The primary goal is to achieve a high score, either for personal bests or to climb a leaderboard. Progression is measured numerically and is reset with each game session. Games like *Pac-Man* and *Donkey Kong* exemplify this system.

2. Level-Based Progression: The game is divided into distinct stages or levels. Progress is linear; completing one level unlocks the next. Each level often introduces new challenges, enemies, or patterns, providing a clear sense of forward movement. *Space Invaders* and many modern mobile arcade games use this model.

3. Unlockable Content: Players earn new gameplay elements by meeting specific criteria. This can include new characters, ships, weapons, game modes, or cosmetic items. Unlockables provide tangible rewards for continued play, encouraging players to explore all the game has to offer.

4. Score Multipliers and Combos: This system rewards skillful play by multiplying the points earned for consecutive actions without error. Maintaining a high multiplier becomes a secondary objective, adding a layer of risk and reward. It's a key feature in games like *Geometry Wars*.

5. Meta-Progression (Permanent Upgrades): A more modern approach, meta-progression allows players to carry some form of permanent upgrade between game sessions. Using currency earned from failed runs, players can permanently improve their character's stats or unlock new abilities, making subsequent attempts slightly easier. This is common in "rogue-lite" arcade games.

These systems are often used in combination. A game might feature level-based progression while also tracking a high score and offering unlockable characters. The choice of system depends on the desired player experience, balancing pure skill with a sense of persistent growth.