Magical Sapphire is a sentient Kaleidostick and a key supporting character in Fate/kaleid liner Prisma☆Illya. She is the partner of Miyu Edelfelt, granting her magical girl abilities. Sapphire is known for her calm demeanor, intelligence, and loyalty. Alongside her counterpart Ruby, she helps guide the protagonists through their magical battles and personal challenges. Sapphire plays a crucial role in the unfolding events, often providing wisdom and support during difficult situations, making her indispensable to the main cast.