Freudian Trio/Tabletop Games

Warhammer 40000: Gaunt's Ghosts has a few:
 * Colonel-Commissar Gaunt, leader and tries to balance the needs of discipline with the needs of his men (Ego).
 * Major Rawne, calculatingly ruthless and pragmatic (Superego).
 * Chief Dorden, cares about the men under his care rather than notions of discipline (Id).
 * Also, a few supporting trios:
 * Agun Soric (Ego)
 * Corporal Meryn (Superego)
 * Gol Kolea (Id)
 * Commissar Hark (Ego)
 * Sergeant Feygor (Superego)
 * Colonel Corbec (Id)