Necrozma is a mysterious and powerful Legendary Pokémon in the Pokémon series, specifically introduced in the seventh generation games, Pokémon Sun and Moon. Known as the Prism Pokémon, Necrozma is a Psychic-type entity shrouded in mystery and associated with light. It plays a crucial role in the series, particularly in the Ultra Sun and Ultra Moon games, where it is central to the storyline involving Ultra Beasts and interdimensional travel. Necrozma can absorb light and transform into different forms, such as Dusk Mane and Dawn Wings, by merging with Solgaleo or Lunala, respectively.