You mean megas for Z? Honstely, I wish Mega for the Kalos starters. at least 5 megas for Kalos Pokemon lines, and more Unova Pokemons.
Specifying, for Unova, Zebstrika, Liepard, Leavanny, Basculin, Krookodile, Cofragrigus, Archeops, Sawsbuck, Escavelier, Galvantula, Haxorus, Beartic, Stunfisk...