The Pyramorphix (sometimes misspelled "Pyramorphinx") is a tetrahedral puzzle similar to the 2x2x2 Cube. The core turning mechanism of it is almost identical to that of the 2x2x2 Cube. It has a total of 8 movable pieces to rearrange. There are 4 faces (the colours of which are yellow, blue, green, and red), 4 corners, and 4 centers.