Achievements:ACHIEVEMENT – HOW TO UNLOCKNormal Level 1 Completed (3 points) – Complete arcade normal level 1.Normal Level 20 Completed (6 points) – Complete arcade normal level 20.Normal Level 50 Completed (12 points) – Complete arcade normal level 50.Normal Level 100 Completed (24 points) – Complete arcade normal level 100.Hard Level 1 Completed (4 points) – Complete arcade hard level 1.Hard Level 20 Completed (8 points) – Complete arcade hard level 20.Hard Level 50 Completed (18 points) – Complete arcade hard level 50.Hard Level 100 Completed (32 points) – Complete arcade hard level 100.Extreme Level 1 Completed (6 points) – Complete arcade extreme level 1.Extreme Level 20 Completed (12 points) – Complete arcade extreme level 20.Extreme Level 50 Completed (25 points) – Complete arcade extreme level 50.Extreme Level 100 Completed (50 points) – Complete arcade extreme level 100.