The Highlanders take great pride in their 'Mechs, which they paint with a gray and black marble color scheme. Fighters are painted with a blue and white marble scheme.
Per FM: Mercenaries, page 39.
Tarantula, FM: Mercenaries (plate 13)
Transit, Mercenaries Supplemental (color plates)
Unit insignia consists of a red shield under a black gauntlet on 'Mechs and aerospace fighters. Armor and infantry units add a pair of black halberds and a black flag, respectively, to their red shield logos. Per FM: Mercenaries Supplemental, page 21.