If you are a veteran player of the World of Warcraft classic, then you must know the black dragon flying brood mother Onyxia (Onyxia), as long as you hear this name, you will have the kind of fear of being buried for a long time. To defeat him requires a very precise play, spend a lot of time exploring, it is best to sneak into his lair. But Azeroth's scariest dragon seems to have lost contact....