Ombric - Paint

But the children were getting better at avoiding these traps. So the nightly struggle grew more complex. It was a game that the parents indulged and Ombric always enjoyed, but there were times when patience would wear thin. Once, the children even stood in plain sight atop the trees that ringed the village, but, having painted themselves with sky and stars—with Ombric’s magical paints, no less!—they were not discovered until dawn.

Nicholas Saint North and the Battle of the Nightmare King Chapter 3