DymaximinxA magic octahedron (itself a reduced 3x3x3) truncated into a cuboctahedron.
Escher CuboctahedronCuboctahedron featuring original artwork by M.C.Escher, shows a total of 24 fish.
Fracture-12A truncated hexagonal dipyramid turning on six equatorial vertices.
Friki CubeA 2x2x2 truncated into the shape of a cuboctahedron
FT-1A Square-1 non-regular truncated on all corners.
FudgedronA fudged cousin of the Gem III. A hybrid of corner-turning and face-turning hexahedron which allows 60°-moves on the corners.
Gem + 2x2x2A puzzle with a strong resemblance to "Dayan Gem I" but with an enhanced axis system.