So Z is better than Azeri, Bayakoa, Bold N' Determined, Go For Wand, Inside Information, Lady's Secret, Melair, Paseana, Personal Ensign, Princess Rooney, Riboletta, and Serena's Song? That is nuts.
I think she can certainly be mentioned with those and i think you could make a valid argument that she is better than at least some of those. No?