Ash begins training with Brock for his re-match against Roark. Dawn decides to train for her next contest. Meanwhile, Team Rocket finally steals the fossil machine from the museum, hoping to resurrect tons of fossil pokémon for Giovanni. When the first fossil is regenerated, the Aerodactyl flies away and begins to terrorize Oreburgh City. Soon, a Kabutops and Armaldo break free from the museum and join Aerodactyl in the rampage. Now, it is up to Ash, Dawn, Brock, Roark, and Officer Jenny to stop them.