The King Black Dragon can also be killed as an alternative for a black dragon Slayer task.Īlthough he will always fight back when attacked, he has gotten bored over the centuries from adventurers attacking him, as he revealed to his good friend Bob the Cat. Players should not take this foe lightly, and they should always take an Anti-dragon shield as his dragonfire breath is very deadly without protection. The King Black Dragon has a combat level of 276, which makes him one of the strongest dragons in Old School RuneScape. The King Black Dragon, commonly referred to as KBD, is a three-headed dragon located in his lair deep in the Wilderness.