Maske-Tetralogie, designation for four social plays by C. Sternheim which are contained in the cycle Aus dem bürgerlichen Heldenleben and present episodes in the fortunes of a bourgeois family, whose name is Maske (meaning ‘mask’): Die Hose (1911), Der Snob (1914), 1913 (1915), and Das Fossil (1925).