R: 50 ft; T: creature or object; D: [sum] hours
A glob of of octarine pigment strikes the target, marking them. The mark is visible through fog, smoke, or total darkness, at any distance up to [dice] miles. It is also visible through solid barriers, such as stone walls, up to 10 ft thick.
The pigment slowly drips off, marking the ground below the target. Unless bandaged or swaddled, the paint leaves a faint trail behind the target.