Liam's Dratini evolved into Dragoniar.

"[i]Dragoniare, the Dragon Pokemon, and Dratini's evolved form. Its crystalline orbs appear to give this Pokémon the power to freely control the weather. It is a mystical Pokémon that exudes a gentle aura. It is said to have the ability to change the weather.[/i]" Liam praised the evolution.