A Death Eater is a follower of the dark wizard Lord Voldemort in the Harry Potter series created by J.K. Rowling. They are known for their loyalty to Voldemort and their use of dark magic. Death Eaters wear distinctive black robes and masks to conceal their identities during their activities, which often include terrorizing the wizarding community. Death Eaters are involved in various criminal activities, including the pursuit of power and the oppression of non-pureblood wizards. They believe in the superiority of pureblood wizards and seek to eliminate those they consider inferior, such as Muggles and Muggle-borns.