"Ash and Goh encounter Legendary Pokémon, including Suicune and Eternatus, as they continue their investigation into the Dynamax phenomenon happening in the Galar region. But their biggest challenge involves one of the most powerful Legendary Pokémon ever! Can Ash and Goh handle a battle against Mewtwo?!"--Amazon.

This book is printed "manga-style" in the authentic Japanese right-to-left format. Original Japanese edition published by SHOGAKUKAN.