Unravel the myth of the Pokémon that controls space in this remake of Pokémon Pearl. The original story has been faithfully reproduced and includes easy-to-understand, player-friendly conveniences of the modern Pokémon series, plus up-close-and-personal Pokémon battle scenes.

Catch, battle, and train Pokémon in the Paldea Region, a vast land filled with lakes, towering peaks, wastelands, small towns, and sprawling cities. There is no set path, so you can adventure freely through three grand stories. In one such story, you can challenge Pokémon Gyms in any order you desire as you aim for the Champion Rank! Explore a wide-open world at your own pace and traverse land, water, and air by riding on the form-shifting Legendary...

Ash and Pikachu arrive in the Unova region ready for some exciting battles, but their first challenge is a surprise thunderstorm. Later, in Striaton city, Ash jumps into his first Unova region Gym battle and finds that instgead of Gym Leader, he'll have to face three! Team Rocket's in twon too, on a mission that could change the future! Then, with new traveling companions Cilan and Iris, Ash moves on to his next destination: Nacrene City.

Team up with Detective Pikachu and his partner Tim, along with other Pokémon, as they investigate a series of incidents.