PrizmixThe Slim Pyraminx transformed to have three layers.
QR-Code CubeA custom sticker variant showing six different 2D-barcodes.
Rex Skewb 2x2x2Combines the cuts of the Rex Skewb (which itself combines two sets of cuts) with the 2x2x2.
Rhombic Dodecahedron in CubeA rhombic dodecahedral 3x3x3 (a truncated puzzle) extended to be a cube with tips. Clear resin was used for the extensions.
Roadblock IIIA cubic 3x3x9 with some traditional corner pieces inserted. A puzzle out of a series of cubes that behave like a bandaged 9x9x9.
Rotascope - EscherFour customized Rotascope with themes based on famous works of M.C. Escher.