Well, it's wishful thinking on my part. SPD's bad treatment of him is the major offender and it is probably the reason of his plummeting popularity. I don't want to see Wario be regulated as a spinoff only character and having him in a mobile game that will be seen by the masses will rejuvenate...
Well, she was created to be a NPC and that's what made her so cool and mysterious. Integrating a character into the main cast, especially in a simple series like Mario, makes a character lose that effect naturally.
Anyway, unlike what someone assumed, it's not that I don't want Rosalina in...