Caster-class Servant in Fate/EXTRA, Fate/EXTRA CCC, and Fate/Grand Order. She is the manifestation of Nursery Rhymes, and she is a representation of the imaginations and dreams of children across the ages.
First appears as an Enemy Servant in Fate/EXTRA. Alice is her Master in that game, and Nursery Rhyme borrows her appearance. To tell the two apart, Nursery Rhyme wears black and purple clothes, and her doll joints are black.
