From publisher blurb:
Magic & Monsters of Lankhmar is a ready-to-use book of Lankhmar-based “crunchy bits” for 5E. It is filled with terrible beasts and new magic, each presented in a ready-to-use 5E format. More than 20 new monsters and over 15 new spells and magical items are included here, each one from the fantastic stories of Fafhrd and the Gray Mouser, as written by world-renowned fantasy author, Fritz Leiber. Produced in cooperation with the Estate of Fritz Leiber, Magic & Monsters of Lankhmar is the perfect way to introduce a dash of Lankhmar into your fifth edition campaign or to create adventures set in world of Nehwon -- all without the need of Ningauble’s Cave to do so! Get ready to venture to the land of Lankhmar and see what adventure awaits you and your players!