Human 4 has seven variations: Helmet, Helmet Beard, Short Cut, Bald, Bald Beard, Long Top, and Long Top Beard. In the Death Star Update, which overhauled the game's customization system, the ability to pair these variations with different bodies was added. In total, including all planetary defaults for the Rebel Soldier body Appearance, there are 60 unique head-and-body combinations for Human 4.