Dracon'zaram

Dracon'zaram is a blade forged by blackrock dwarves in service to Ragnaros, as one of his generals commanded the dwarven smiths to create a weapon in order to combat the other inhabitants of Blackrock Mountain: The Black Dragons. Heavily enchanted with dark magic, upon touching a dragon's scales, it is said the red-black blade with carve through their scales as if they were dust to expose the vulnerable flesh below. Some time after the defeat of Ragnaros, the blade was claimed by Sir Liam Willhelm, and redeemed by the light. It's enchantments still in place, the blade is used in service of the light.