Everything you need to become a master Pokémon Trainer is right here. Helpful Trainer advice including battle techniques and tips for traveling in Sinnoh! Complete story walk-through showing you how to become Pokémon League Champion! Detailed maps of the Sinnoh region, including towns, caves, and the Underground! Full team information for Sinnoh's toughest Trainers - the formidible Gym leaders! Bonus poster included!! Complete strategy for Pokémon Diamond Version and Pokémon Pearl Version for Nintendo DS!