Compass CubeA strangely bandaged 3x3x3. It unintentionally is the first physical implementation of something very close to the imaginary pieces.
Compino SkewbA hybrid of a Curvy Compino and a Skewb, a corner turning cube with 4 logical layers.
Compy SkewbA corner-turning hexahedron with four (no more!) logical layers.
Coner 3x3x3A hybrid between face-turning and corner-turning hexahedron.
Coner 3x3x3 IIA hybrid between face-turning and corner-turning hexahedron. Compared with the first version there are different cuts.
Copter 3x3x3A hybrid puzzle that combines a 3x3x3 and a Curvy Copter.
Corona CubeA cube with hybrid axis system which cutting pattern emulates the solar flare.
Crazy 2x2x3A 2x2x3 in hexahedral shape with circles on all six faces.
Crazy DaisyA slice variant of the Curvy Dino 2x2x2 Cube, showing a flower pattern on each face.
Cube in cubeA reimplementation of the edgeless 4x4x4, dotted with lego pieces.