The Black Beast of Arrgh/Zaishen Quest

Summary

 * Kill The Black Beast of Arrgh in the The Foundry of Failed Creations.
 * *BONUS* Kill The Black Beast of Arrgh in Hard Mode.

Dialogue
"Kill The Black Beast of Arrgh in the Foundry of Failed Creations."
 * Accept: "I can do that!"
 * Reject: "No, I'm way too busy today."