The Black Dragonflight is one of the five dragonflights in the lore of the World of Warcraft universe. They are known for their powerful and cunning nature, often associated with darkness and destruction. Led by the corrupted dragon aspect, Deathwing, the Black Dragonflight has a history of betrayal and conflict, particularly against the other dragonflights. Originally, the Black Dragonflight was created to protect the world of Azeroth and maintain balance. However, their purpose was twisted by Deathwing, who sought power and domination. This led to their involvement in various wars and conflicts, significantly impacting the history of the world.