>>8327228The cheetos light color are painted on. I would recommend just wiping the figure with acetone and qtips. Wipe all the cheeto dust off the figure. Then give it a dark wash, either with dark brown or even black and you're good to go.
Dry brushing is not necessary, it is more important to give the figure a wash, so that the wash can fill into the crevices of the rock sculpt and make it pop like pic related