Maybe your right as you said
There is lot's of legendary, they haven't got an even single merit.
how they become legendary if don't have any single merit? can you please explain to me sorry for my question I just want my mind clear.
Surprised! Even you don't know the history of merit but you are complaining and concerning about system ? Read this post how are they got merit
At least use search button before you posting about merit system. You need to acquire enough knowledge before posting.