Here is a wonderful rendition of R.Niall in body armour by Ahro. Those who are up on their Asimov may recognise the significance of the 'R' prefix, the red eyes also acting as a differentiator.

If this description sounds a little vague, it's to avoid spoilers for his story, which can be found here: http://projectfuturecomic.com/tuppenny.php?strip=00 (CW: Violence, death)

Artwork by , thanks - he turned out fantastically well! Ahro's official version is on FA here: https://www.furaffinity.net/view/36397172/