(#034) Is a dual-type Poison/Ground Pokémon.

It evolves from Nidorino when exposed to a Moon Stone. It is the final form of Nidoran♂. Nidoking is a large, bipedal, purple Pokémon distinct reptilian features. It has small, narrow eyes, large, spiny ears, fur-like tufts on its cheeks, and a short snout filled with pointed teeth. There is a long, venomous horn on its forehead. It has gray chest and belly plates, three claws on each hand, rounded spines on its elbows, and a single large nail on each foot. There is a ridge of long spines down its back, and it has a long, powerful tail. This is a male only species; the female counterpart is Nidoqueen.