Cavern Lurker Dragons, or Halloween 2012 Dragons, were the species given out for of 2012 at the start of November. Unlike dragons of other holidays, Halloween dragons can be either male or female and do not have a scroll limit set for them. They are only capable of producing more Cavern Lurker eggs during a certain period when Halloween is celebrated in October. They can still be bred to all year round, producing their partner's breed of egg.