Hermann tank armour

The revolver bucked in Chen’s grip as he loosed off more shots that did
as little to halt the intruder’s advance as the first one had. Whatever dermal
armor the attacker had implanted in him was as tough as tank plate.

“Trottel,” snarled the cyborg from the side of his mouth. The word was
foreign to Chen, but he could tell by the almost-sneer on that dead-eyed
face that it was one of contempt.

- Deus Ex: Black Light, Chapter 12 pg. 209