1²A Square-1 with an internal blocking of movements. A Square-1 even more bandaged.
3-layer puck3 pucks stacked upon each other to form a new 3-layered puzzle.
3P cubeThree pucks stacked into a single puzzle and subsequently transformed into a cube.
Axis-1the axis system of a Square-1 twisted inside of the solid like on every other "axised" puzzle.
Barrel-1A Square-1 truncated to a barrel shape.
Crooked-1A quick sticker variation created this midtwist puzzle.
Cube 21 - Silver EditionThis Cube 21 only has 2 colors, one of which is always silver. The second colour can be any of the other five Original Edition colours: blue, orange, green, yellow, red.