At the end of the film, Grindelwald creates a mass of Demons that attack his enemies. Originally, the demons were to be more solid - made of a mass of black and blue flames. Later, they became more traditional, made of blue flame and less solid in appearance. We were tasked with creating 8-9 options for the fire demons, some of which are included here.
The Zbrush Models are simple as only the basic shape was needed as they would be covered in flames.