The term 'Caesar Conspirator' refers to two historical figures, Casca and Guy Fawkes. Casca was a Roman senator who was part of the conspiracy to assassinate Julius Caesar in 44 BC. Guy Fawkes was a member of the Gunpowder Plot, a failed attempt to blow up the Houses of Parliament in 1605. Both men were involved in conspiracies against their respective governments and are remembered in history for their actions.