CLOCKWISE LEFT to RIGHT: 1. Army of six in this box; 2. Ten pieces for one mask, 2-Dimensionally; 3. Same, but 3-Dimensionally; 4. Sentinel mask (pre-detail).
CLOCKWISE LEFT to RIGHT: 1. Pink; 2. Yellow & Purple.; 3. A peek at the codes underneath.; 4. Sentinel army in a box.
CLOCKWISE LEFT to RIGHT: 1. Mock-up made from pasta boxes; 2. Blacklight paint test.; 3. Schematics, on posterboard, for six complete masks of the sentinel chorus.