Pokemon following you around like in Yellow,Hg,SS: Sure...
Berry Trees Back: It was a Nice feature
New Battle system (6 on 6, etc.): Heck no!
Multiple Regions: All Our Pokemon would be lv 100 By the next Region...>.<
Battle Frontier return: I want the Hoenn BF Back!
New Starter types: No! Tradition!
Dark type Gym Leader: Still a Gym Leader...
Tournament instead of elite four: No,Just No.
Return of team rocket: HECK YES! I HAVE BEEN WAITING SINCE RED/BLUE TO SEE WHEN THEY WOULD COME BACK!
New eeveelutions: Heck no!
New storyline(Not the old ten year old sets out to be champ and stop bad guys) If i Know Gf they won't Do it.