It was a Dark Moon indeed when Modred defeated Arthur on the shores of Britian. 

I want you to look at this Modred's Dark Moon Dagger. It is a beauty.

The design captures the darkness of Modred and symboliZes the dark in every light. 

It is a full 15-1/2 iches long. Blade is 440 stainless with blod groove and tooled holes. The handles is a packawood handle with brass inles. Hilt is guache style. Comes with a nice tight sheath that has a metal belt clip.