Achievement | How to unlock
|
---|
| |
| - Find all the collectibles.
|
| - Play the hardest level 66 times.
|
| |
| - Complete all levels in the 1960s.
|
| - Complete all levels in the 1970s.
|
| - Complete all the levels in the 1980s.
|
| - Complete all the levels in the 1990s.
|
| - Complete all the levels in the 2000s.
|
|
| - Complete all the levels in the 2010s.
|
| - Complete all the Bonus Levels.
|