Game Center achievements
Complete the following tasks to unlock Apple Game Center achievements.
- A Mile A Minute (80 points): Earn 60 Gold Stars.
- Endurance Master (100 points): Reach 300 Waves in an Endurance Level.
- Millionaire!! (80 points): Score 1,000,000 points in any Doorbuster level.
- Obsessed! (100 points): Earn 90 Gold Stars.
- One for the Road (10 points): Earn One Gold Star.
- Over the Hill (60 points): Earn 30 Golds Star.
- Patience (25 points): Reach 100 Waves in an Endurance Level.
- Tenacious (50 points): Reach 200 Waves in an Endurance Level.
- The Perfect Ten (30 points): Earn 10 Gold Stars.