Moose is a minor character in the Pokémon film Giratina and the Sky Warrior. He is the husband of Layla, and the couple is encountered by Ash, Dawn, and Brock while traveling together on a train in the Sinnoh region. Moose is familiar with local traditions involving Gracidea flowers and mentions having been present during the season when multiple Shaymin gather in the flower garden to transform into their Sky Forme. He and his wife befriend the small Shaymin that accompanies the main group. Moose plays a supporting role in the story, providing context about the Gracidea festival and showing kindness to the Pokémon. His motivations are not explored in depth, and his personality is presented as friendly and sociable. He does not undergo character development or display any notable abilities; his function in the narrative is to serve as a brief encounter that reinforces the cultural significance of the Gracidea blossoms. His most significant relationship is with his wife Layla, with whom he travels, and he interacts pleasantly with the main characters and Shaymin.