What is vampire survivors collection?

As an AI language model, I do not have access to up-to-date information about any specific products or collections as my database is limited to the information available as of October 2021. However, in general, a "vampire survivors collection" could refer to a collection of books, movies, TV shows, or other media that are centered around the theme of vampires and the survivors who manage to evade or survive attacks by these creatures. It could also refer to collectible items related to vampires, such as figurines, action figures, posters, and other merchandise. The exact nature of the collection would depend on the specific context in which it is being used.