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Other N-Sided: Other
RainbowminxA Pyraminx Crystal truncated on all of its thirty edges which gives it the shape of a chamfered dodecahedron.
Rayminx (aka Giga Tuttminx)A higher order Tuttminx.
Rex Axis Snub CubeA Rex Cube with rotated axis systems and then truncated into a Snub cube an archimedean solid.

Rex BallA Rex cube in shape of a truncated icosahedron, an archimedean solid.
Rex Chamfer BallA Rex Cube with custom 3D-printed pieces that give it the shape of a chamfered dodecahedron.
Rex KiteA Rex Cube with the shape of a deltoidal icositetrahedron which is a catalan solid.

Rhombicosidodecahedron SkewbA skewb in the shape of the namegiving solid. In this case it is a archimedean solid.
Rhombicuboctahedral 5x5x5A 5x5x5 truncated on the edges and corners to create a shape closely related to the rhombicuboctahedron.
RhombicuboctahedronThis supersized tiled version is about the same size as a Jumbo Rubik's Cube.

Rhombicuboctahedron (three colors)Not to be confused with the 'Diamond Cube'. The centres and edges of this puzzle have squares the same size.
RockA 2x3x3 truncated into a random assymmetrical shape.
Roto CrystalRotoCrystal is an 18 sided analog of the Fracture-10 puzzle, based on the hexagonal dipyramid.

ScaliumShape-mod of a Triamond
Sharp Corners 40000040010A 3x3x3 half-regularly truncated on 3 corners. The result has a symmetry never seen before in a shape variant.
Sharp Edges 155D2EAA000A 3x3x3 truncated on 16 edges and afterwards extended. This shape is also part of the sub-series "Rhombus Cuts".

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