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Six-Sided: Cube (Shape Changing)
Rotated Witeden334 cubeA Witeden Camouflage 3x3x4 in shape of a cube rotated inside the solid.
Rotoskewb IIThe successor of Rotoskewb implements the true concept the original idea giver had in mind.
Rubik's Mirror Blocks (aka Bump-Cube)Invented by Hidetoshi Takeji, Mirror Blocks is a simple 3x3 Rubik's cube, but with an interesting twist.

Santa SpinA combination of a 2x2x2 and a eight different interlocking puzzles.
Scatter Pattern Mirror BlocksA sticker variant of the MirrorBlocks which is more modern cube art.
Screw CubeA 2x2x3 in cubic shape enhanced with threads to become a way more complex puzzle

Shallow Mixup CubeA mixup cube with shallower cuts than the traditional mixup cube.
Shape Shifting 6x6x6A 6x6x6 which allows additional mixup turns.
Shift CubeA 2x2x4 with an additional shifting move.

Skewb des SoleilsA "real" Gear Skewb.
Skewb ShiftThe skewbic cousin of "Gear Shift"
Skewed SquareA skewb reorientated within a hexahedral shape.

SkewSkewb (aka Axis Skewb)The concept of the Axis Cube applied to a Skewb
Slice CubeA 3x3x3 reoriented with its solid. It shares some similarities to the Lozenge prism and the Greenhills Cube.
Special HexaminxThis one can be viewed as a Junior Truncated Dogic transformed into the shape of a hexahedron.

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