Ekans is a Pokémon species introduced in the first generation of the Pokémon series. It is a snake-like creature known for its purple body and yellow underbelly. Ekans is a Poison-type Pokémon, which means it can use toxic attacks against its opponents. It evolves into Arbok at level 22. In the Pokémon games, Ekans is often found in grassy areas and caves. It is known for its ability to blend into its surroundings, making it a stealthy predator. Trainers can catch Ekans to add to their team, where it can learn various moves to battle other Pokémon.