Clover Dino CubeA Dino Cube with plastic plates attached to make it look like Clover Cube.
Coin CubeA very simple hybrid puzzle but interestingly not the simplest.
Coin SkewbA cube with hybrid axis systems combining a Skewb with an extremely low cut face turning cube.
ComboCopterA hybrid puzzle which combines a 2x2x2 with a Curvy Copter.
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.
Complex SkewbA Master Skewb hidden inside a Skewb with many holes.
Compound HelicopterWith many aspects this is a helicopter cube or a curvy Copter. The axis system is the same as the number of cuts but the cutting depths are different.
Compy SkewbA corner turning hexahedron with four (no more!) logical layers.
Compy Skewb IIA corner turning cube that combines the turns of a skewb with four compy turns.
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.