Also known as: 謎のアルターエゴ・Λ, メルトリリス(水着), ラムダリリス, 水着メルト
Lancer-class version of Meltryllis (Fate) in Fate/Grand Order. Also known as Mysterious Alter Ego Λ (where Λ is the Greek letter lambda), or Lambdaryllis for short. She is an ice skating ballerina who uses water for her attacks and has a strong affinity with Leviathan, the Demon of Envy.