Pok?emon adventures

"Ruby, Sapphire and Emerald face a new crisis of epic proportions--a giant meteor hurtling toward the planet! When Emerald, Sapphire and Steven arrive in Sea Mauville to train, Emerald is attacked by a mysterious Pok?emon. Meanwhile, Ruby can't figure out who truly has the power and desire to save the world. Could it be Ruby himself?"--Back cover.