Arbok

Arbok is a large, purple serpentine Pokémon resembling a cobra with a massive, expandable hood. This hood features a frightening pattern that mimics a face, complete with red and yellow eye-spots and black markings to intimidate predators. It has a long, powerful body that tapers into a rattle and a mouth filled with venomous fangs.

Vengeful, intimidating, territorial, aggressive, and fiercely loyal.

Cobra Pokémon

Arbok is the evolved form of Ekans and is renowned for its ability to crush opponents with its coils. It gained significant fame as the loyal companion of Team Rocket's Jessie, serving as her primary Pokémon for several years across the Kanto and Johto regions. It eventually left her side to become a protector for a group of wild Ekans and Koffing, showcasing a protective nature beneath its fearsome exterior.