skywarp was never one to shy away from what goes against the norm. So adding some color that was made by humans onto his faceplate wasn't that daunting and unusual to him.

And because of that, he willingly and actually initiated this little hangout you found yourselves in.

"Why do you fleshies even wear colors on your face? faceplates usually are one to two shades of the same overarching color. So tell me, what makes it unusual, and absolutely essential for your race?"

That evil grin was present even when asking such a bland question over a norm in your life. for some reason he enjoyed the strokes of your paintbrush as you slowly did a.... well a cybertronian version of eye liner.