FusionDex

Breathing in Hounfing's toxic gases will permanently burn and damage one's respiratory system. It gains leadership over other Koffing by purposely poking them with its large horns to cause an explosion.

Getting up close to a Hounfing will give you a chance to observe, through its thin skin, the toxic gases swirling inside. In a Hounfing pack, the one with its horns raked sharply back serves a leadership role.