Dialga (Japanese: ディアルガ, Hepburn: Diaruga) (dee-AL-guh[1]) is a Steel/Dragon-type Legendary Pokémon. Dialga is the Version Mascot for the game Pokémon Diamond and Pokémon Brilliant Diamond. It is Palkia's rival and is a member of the Creation Trio, alongside Palkia and Giratina. Like most other Legendary Pokémon, Dialga does not have its own evolution. Dialga is a sauropod-like Pokémon. It is mainly blue with some gray, metallic portions, such as its chest plate, which has a diamond in the cente