Square-3A Square-2 with pieces which were further split up.
Square-4The bigger brother of a Square-2 with even more pieces. The Square-4 is unbandaged so that moves are possible every 18°.
Square-equalA Square-1 in which every piece has equal thickness (degrees) and hence doesn't block moves like its brother. In spite of the name, the Square-equal actually has 4 different kinds of pieces and shapeshifts with every move.
Stair CubeTwo layers of different windmill cubes combines with the middle layer of a Fisher Cube.
Stochastic Cutting CubeA Square-1 (or better: a Star Prism of the Square-1) transformed into hexahedral shape while in midturn.
Stone BlocksA stone-like textured spray paint applied to a Bump Cube.
Super ZockA Zock cube with the eight top and bottom pieces split up.