Well, last week I picked up this:
The original owner lost the figure "8" that holds the clamshells together in the front and cut it off -.-...I'll get another one and mill it down for the new one.
This week, this arrived from knifekits.com.
Included is one 12"x24"x0.08" piece of MARPAT Kydex, two belt clips and diamond cutting wheel discs for a Dremel:
How it matches the marker:
Today I made this:
Rough cut the Kydex
Heat forming. The best part is that if you do it right, you don't need any kind of retention strap. The Splatmaster actually 'snaps' into place: