Railbound achievements

2.04%

Boundless

Completed all bonus levels in World 10

2.04%

Outbound

Completed all bonus levels in World 12

2.04%

Ironbound

Completed all bonus levels in World 9

2.04%

Unbound

Completed all bonus levels in World 11

4.08%

Twin Tracks

Completed all base levels in World 11

4.08%

Back On Track

Completed all base levels in World 10

4.08%

Raising The Bar

Completed all base levels in World 9

4.08%

Crossroads

Completed all base levels in World 12

12.24%

Northbound

Complete all bonus levels in World 5

12.24%

Icebound

Complete all bonus levels in World 6

12.24%

Westbound

Complete all bonus levels in World 7

12.24%

Cartographer

Solved 3 levels without placing all available rails (for a puzzle with no pre-placed removable rails)