yes you can get shiny pokemon in all pokemon games theres just a very small chance.
Aesthetic changes
changes from pearl/diamond to platinum;
* Lucas, Dawn, and Pearl have different outfits designed for colder weather, as the entire Sinnoh region has dropped in temperature.
* The template for the level, HP, and name of Pokémon in battle is a dark gray instead of white and its shape has changed.
* The Pokétch has been redesigned. Players can now move up and down between apps instead of having to go through all of them to return to a previous one.
* Some of the moves have been redesigned and have a different animation, such as Razor Leaf.
* When Pokémon are sent out from their Poké Balls, their back sprites now animate much like their front sprites have since Emerald Version. Front sprites for Generation IV Pokémon and other Pokémon in the Sinnoh Dex have also changed.
* When battling certain Trainers such as Gym Leaders and Pearl, their sprites are now animated to move in the same manner as Pokémon.
* Some trainers now use seals when sending out some of their Pokémon.
* The Eterna, Hearthome, and Veilstone Gyms have all had complete redesigns in the interior.
* Gym Leader closeups, just before a Gym battle, have been changed from enlarged sprites to higher-quality drawings and the terms VS. The Elite Four now also has this but it includes the player on the left side of the VS. and the Elite Four member on the right of the VS.
* The rooms where the player battle the Elite Four have been redesigned. Aaron now has logs and foliage in his room. Bertha now has rocks in her room. Flint now contains lava pits in his room. Lucian’s room has only had minor changes to now include four large lights or glowing orbs on the floor. Cynthia’s room has changed its color scheme and the lift leading up to the Hall of Fame is now partially contained. The Pokémon Center at the Elite Four has also been redesigned.
* When entering new areas, the location ‘labels’ on the top-left corner have been redesigned, much like they were between Pokémon Ruby and Sapphire and Pokémon Emerald.
* All gyms now only have Pokémon of their type specialty.
* more changes are here http://www.nintendoeverything.com/7821/
~its definatly worth getting