Rico Tyrell, also known as Red Ring Rico, is a prominent character in the Phantasy Star Online series. She is a legendary Hunter and the daughter of Principal Tyrell. Rico's enigmatic messages and discoveries guide players throughout their journey on Ragol. Her actions and legacy are central to the game's main storyline, as players unravel the mystery of her disappearance and her critical role in confronting the threat facing Pioneer 1 and 2. She embodies courage, intelligence, and sacrifice.