Mostima is a mysterious and enigmatic character from the mobile game Arknights, which combines tower defense and role-playing elements. As a member of the Penguin Logistics group, she works alongside other operators in various missions. Mostima is known for her calm demeanor and her ability to manipulate time and space with her Arts. She wields a staff to channel her powers and is often seen with a playful smile. Despite her cheerful exterior, Mostima carries a hidden burden from her past, adding depth to her intriguing personality.