Railbound achievements

1.89%

Ironbound

Completed all bonus levels in World 9

1.89%

Outbound

Completed all bonus levels in World 12

1.89%

Unbound

Completed all bonus levels in World 11

1.89%

Boundless

Completed all bonus levels in World 10

3.77%

Raising The Bar

Completed all base levels in World 9

3.77%

Twin Tracks

Completed all base levels in World 11

3.77%

Crossroads

Completed all base levels in World 12

3.77%

Back On Track

Completed all base levels in World 10

11.32%

Northbound

Complete all bonus levels in World 5

11.32%

Cartographer

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

11.32%

Icebound

Complete all bonus levels in World 6

11.32%

Homebound

Complete all bonus levels in World 8