Let his Dad appear, have him be the former champion of the Kanto league, thus giving Ash someone that he is aspiring to be like and therefore a reason why he is on his journey other than just the ill-defined goal of becoming a Pokemon master.
For anyone interested, by friend code is 5257-9947-2315. If anyone wants to add me, remember to PM me so I can add you too.
My friend safari contains the ground type pokemon Phanpy, Marowak and Palpitoad.
Current Y team consists of Delphox, Pidgeot, Raichu, Simipour, Charizard and Gogoat.
In training: Wartortle, Bulbasaur, Chespin, Froakie, Combusken, Pangoro.