FusionDex

Every time Koffeon sneezes, it releases poisonous gas from the spouts on its body. Though Koffeon is unable to camouflage as effectively as a unfused Kecleon, the poisonous gas is enough to ward off predators.

A Pokémon that has the ability to alter its body colors to match its surroundings. Getting up close to a Koffeon will give you a chance to observe, through its thin skin, the toxic gases swirling inside.