Talk:Mastery Rank/@comment-4511886-20140130113238/@comment-24370326-20140131131545

My guess is that you did the tutorial, which counts as your first "test" to go from rank 0 to 1. That is the only time you can "test ahead". When you complete your mastery rank bar while at rank 1, it will unlock the test and upon completion, you become rank 2, etc.