Sometimes when you're testing the limits of your prosthetics or doing some work in the workshop wear and tear can happen, and every now and then it's a good idea to strip off the artificial fur and make sure you didn't do too much damage during your day-to-day.

This time Mark is taking a look and it seems he might have scuffed up his arm worse than he thought.

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So I've always had Mark's prosthetics as a bit of an informed attribute of his character but I've never really had a chance to draw them out and provide a bit of reference. So this was a nice way of breaking off the rust.

Edit: Missed a little bit of color on the ears, that's fixed now. Hit F5 if it's still missing