Justice to her please

Nya is my favorite character because she all what i want to see in a character She is smart, strong, kind, never give up and has a cute relationship But why does the writers hate her She has no sets for the water ninja She didn't do anything useful in her first focused seasons ( possession) She can't have a season or an episode without jay on it ( what happened to kai ) even in possession she was destined to end up with jay even though the season wasn't about that She was asking why jay...