I have a white version of the Minmay Guard set in 1/48 and it includes the optional decals to extend the theme onto an armor set. The Minmay and sponsor logos are still purple and blue, but everything else is white. There's no need to ask my permission. It's not like I own a copyright on the designs. They first showed up in Model Graphix about two years ago and all I did was recreate them for 1/72, 1/60, 1/55, and 1/48 valks. Making them on your own would be a big headache, though.... Here's the set (shown in black for ease of visibility):