1) No split evolution for starters or Rockruff. It's another form change deal. Rockruff also alters second type, starters remain same always.

2) 2-stage tiki line, 3-stage dolphins that aren't water type, and we finally get a grass/fire.

3) legendaries include acolossal statue Pokemon, Marshadow is an electric type and related to black holes

4) Team Skull is just like Team Rocket

5) You can wear past protagonist's outfits