Joe Pickup form SoMuchMonsters shows how to set up multiple material painting in Mudbox 2012 and also takes a look at painting out the material seams.
Joe Pickup writes: This video covers how to setup Mudbox 2012 to use multiple full materials and work over the material seems! So good! Yet another reason I think Mudbox is great. Sadly I still can’t make myself give up zbrush for sculpting. You should, however, be painting in Mudbox. Fact.