Here is the full list of all 14 Bad Rats Show achievements.
Six maps solved, and Chapter III is open
Solve 5 maps.
Solve three maps and access the chapter II
You did it, 10 maps already solved.
Nice solutions, you just finished 20 maps.
Not easy, but you did it. You got 30 maps finished.
It's okay. You got your 40th map solved.
Create and share a custom map with the community.
Completed all maps of Chapter I.
The second chapter is completed.
You did it, Chapter III is done.
Can't believe it, you won the Chapter IV.
You have completed all original maps.
Nine maps are done. You are ready to Chapter IV