Badge systems
- Experience Points (XP) vs Skill Points (SP) (Gamification Player Progression Tips)
- Quests vs Missions (Gamification Player Progression Tips)
- Player Rankings vs Game Rankings (Gamification Player Progression Tips)
- Points vs Badges (Player-Centric Gamification Tips)
- Game Scores vs Player Scores (Gamification Player Progression Tips)
- Achievement Systems vs Point Systems (Gamification Achievement Systems Tips)
- Gameplay Achievements vs Social Achievements (Gamification Achievement Systems Tips)
- Player Stages vs Game Stages (Gamification Player Progression Tips)