A platoon sergeant may only be a non-commissioned officer but he's the one his men look to when the bullets start flying.

tetrakis(p-dimethylaminophenyl)hydrazine

His trademark was pseudomilitary attire that replaced the customary tailcoat with a uniform complete with a short and stiff jacket, shining brass buttons, a tight belt, a helmet, and a pair of light gloves.

he's never been a ha'p'orth of bother