Staryu

Staryu, the Star Shape Pokémon, is a Water-type Pokémon introduced in Generation I. It is known for its distinctive star-shaped body and the glowing red core in its center, which is believed to be its true brain. Staryu evolves into Starmie when exposed to a Water Stone, gaining Psychic typing. In the Pokémon games, Staryu is commonly found in coastal areas and underwater, reflecting its aquatic nature. Its behavior is often described as mysterious; it is said to communicate with others of its kind by blinking its core, and it can regenerate lost body parts as long as its core remains intact. Staryu and its evolution, Starmie, have been prominent in the anime, most notably as key Pokémon belonging to Misty, one of Ash's original traveling companions. This exposure has cemented their place in the hearts of many fans. Staryu's design, inspired by starfish, is simple yet iconic, embodying the wonder of marine life within the Pokémon world. Its unique biology, especially its regenerative abilities and the glowing core, adds to its intriguing lore and makes it a memorable creature from the early days of the franchise.