Accomplish the indicated achievement to get the corresponding number of Gamerscore points:
- Centurion (10 points): Get 100 or more rings.
- Clear Green (5 points): Clear the Green Hill Zone.
- Fast Green (10 points): Beat Green Hill Zone Act 1 in under 35 seconds.
- Fast Marble (15 points): Beat Marble Zone Act 1 in under 80 seconds.
- Star Light Zone (5 points): Get to the Star Light Zone.
- Spring Yard Zone (7 points): Get to the Spring Yard Zone.
- Labyrinth Zone (8 points): Get to the Labyrinth Zone.
- Chaos Emerald (10 points): Get one Chaos Emerald.
- Chaos Master (35 points): Get all the Chaos Emeralds.
- Win (25 points): Beat the game.
- Fast Win (30 points): Beat the game in under 40 minutes.
- Perfect Win (40 points): Beat the game without dying.