Accomplish the indicated achievement to get the corresponding number of 
Gamerscore points:

  Hero of Metropolis (200 points): Complete all Metro Events and mini-games. 
  Armageddon Averted (30 points): Complete Level 01: Meteor Storm. 
  Mr. What's-his-name (50 points): Complete all mini-games. 
  You Am Bizarro! (20 points): Complete the Bizarro mini-game. 
  Super Sonic (20 points): Finished all Fast Flyer mini-games. 
  Mr. Whiskers (50 points): Find all kittens. 
  Souped-Up Superman (30 points): Obtain all 15 power-ups. 
  Frequent Flyer (30 points): Travel for 10,000 Miles. 
  Roadside Assistance (30 points): Pick up 100 cars throughout the game. 
  The Greatest Day (30 points): Play a total of 12 hours. 
  Heavy Lifting (30 points): Lift 10,000 tons throughout the game.