6074 Black Falcon's Fortress is a Castle set released in 1986. It contains a small castle of the Black Falcons, two guards, two archers and two knights with horses. This was the second castle of this faction, the first one being 6073 Knight's Castle. In Canada and Australia, this was known as 6074 Eagle Crest Castle. This set was reissued in 2002 as 10039 Black Falcon's Fortress in LEGO's Legends line.