Sinnoh Region

The Sinnoh Region is home to the last set of Pokemon. It is rich with plant life and water. It's rich water supply is accented by the three lakes. Ash's friend Dawn lives here as a Pokemon Coordinator.
The Pokemon here range from the starting Pokemon, Turtwig, Chimchar, and Piplup, to the most legendary of legendary, Arceus.

This regions legendaries include Dialga, Palkia, Giratina, Rotom, Shaymin, Cresselia, Darkrai, Heatran, Azelf, Mesprit, Uxie, Manaphy, Phione, Regigigas, and Arceus.