Leaderboards ranking

1. Player Status vs Player Reputation (Gamification Achievement Systems Tips)
2. Player Feedback vs Player Rewards (Gamification Achievement Systems Tips)
3. Achievement vs Mastery (Gamification-Based Learning Tips)
4. Gameplay Achievements vs Social Achievements (Gamification Achievement Systems Tips)
5. Player Challenges vs Player Objectives (Gamification Player Progression Tips)
6. Player Ranking vs Player Rating (Gamification Achievement Systems Tips)