Unfortunate Development is the second prototype of the project model line, sharing an almost identical appearance to others but with a bold grey color scheme, being a vaguely humanoid form with toe-less feet, a built-in rifle that can shoot plasma projectiles, and a geometric head resembling a security camera. “PNtho-OS” is displayed on the chest portion of its chassis. It has 2 green bug wings on the back of Unfortunate Development on the right, And a flesh sword on the left, it has horns