They continue to serve him in the days following the murder of his father. However due to their size(less than a ft. high) their responsibilities are usualy limited to retrieving small objects.
The minions greatly resemble the christian image of a demon, having red skin, glowing yellow eyes, and horns.
They appearently posses some type of psychic connection with their master they are able to carry out his action without him ever having to speak them.
While they never tuly speak they have been heard muttering unintelligible whispers.
After the apparent death of Radu they curoisly inspect his severed head.