A Court of Wings and Ruin
Sarah J. Maas
A Court of Thorns and Roses (3)
They do it with mirrors
Agatha Christie
Miss Marple (6)
The Assassin King
Elizabeth Haydon
DW38 - I Shall Wear Midnight
Terry Pratchett
Discworld (38)
The Phantom Tollbooth
Norton Juster
Sir Gawain and the Green Knight, Pearl, and Sir Orfeo
J. R. R. Tolkien
The Adventures of Tom Bombadil