Do you think that we'll get anymore branched evolutions in future games? Obvious first thought would be Male Combee getting an evolutionOther than Eevee, what existing Pokemon would you like to see receive a second evolution line?
List of existing branched evolutions: http://bulbapedia.bulbagarden.net/wiki/List_of_Pok%C3%A9mon_with_branched_evolutions