The DM seems like a kydex sheath would be more fitting the style of the Mutt.
I have been considering a Spec Ops navigator sheath for mine ever since I got the DF sheath. The nav sheath has a pouch for a flashlight (like my new Fenix)that you can use even when it it is in the sheath.

"if you want to be a hero you have to learn to drive stick"! Sara Conner