The four crossword solutions for the term Wagner Heroine are Eva (3 letters), Elsa (4 letters), Isolde (6 letters), and Senta (5 letters). Eva is a character from Richard Wagner's opera Die Meistersinger von Nürnberg, in which she is a young woman who is in love with a knight. Elsa is a character from Wagner's opera Lohengrin, in which she is a princess who is saved by a mysterious knight. Isolde is a character from Wagner's opera Tristan und Isolde, in which she is a princess who falls in love with a knight. Finally, Senta is a character from Wagner's opera Der Fliegende Holländer, in which she is a young woman who is in love with a cursed sea captain.