Hmm, it'd be tough to change the battle damage since it was all painted in in zbrush many moons ago, before numerous time consuming bakes that would have to be redone. I definitely see your point, though. I think in future I'll try to add details like mud and blood in photoshop unless I absolutely have to do it in ZBrush.
You're losing a lot of definition in your textures by rushing to add the blood spatter and dirt smudges too quickly. The underlying ball textures are really indistinct right now, and that's what's going to really sell your model. What size are you working at when making your textures? I'd focus on nailing the overall…