I couldn't make my mind up on a punchline. I could've went in so many directions. Like....
Or my personal favorite...
Sword of Kas "The sword itself is intelligent, possessing a vile and murderous spirit."
Blackrazor White Plume Mountain author Lawrence Schick said in this interview that looking back he was embarrassed that Blackrazor was a rip-off of Moorcock's Stormbringer.
Sword of Damocles (This would make a good cursed sword)
A really informative article on Excalibur.
The creature Kelanen battles with Swiftdoom and Sureguard is a Thessalhydra. (Yeah they appeared in the Age of Worms in the Wormcrawl Fissure)