Pokémon Ruby & Sapphire, the latest incarnation of the Pokémon series. In this game there are 135 brand new Pokémon bringing it up to a total of 386 Pokémon!
This game is linkable with 2 gamecube games,
Pokémon Box and
Pokémon Colosseum. It also links to the
E-Reader to access new trainers and some brand new berries.
The section here is vast and should contain all the information you need about Pokémon but here is a list of the new features:
2 on 2 Battling
Pokémon Contests
135 New Pokémon
E-Reader Compatibility
Pokéblocks
Berry Blending
Team's Aqua & Magma
Pokénav
There is many more, but have a look around the right hand bar and you should find what you need