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Six-Sided: Cuboid
Horizontal Super 3x3x4A mass produced 3x4x5 with two layers removed.
i! cubeCombines the concept of the I-Cube with the Bump Cube.
I-Cube Bumpoid 2x3x3 (Extended)A 3x3x3 Bump Cube with the top two layers glued, and 3D printed extentions added to the sides.

Impossible 1x5x5 CuboidA 1x3x3 with additional layer attached. The corners are held in place with magnets.
Johns Hopkins 1x2x5Not a mass produced puzzle but customly 3D-printed.
Junior Mental FlopA Mental Flop reduced by one layer.

Keychain 1x2x3 (8 mm cubies)The smaller cousin of the 1x2x3.
King's CubeA cornerless 3x3x3 with additional pieces which gave it the look of a 3x3x5.
KolasA 3x3x3 bandaged and extended with cubies glued on.

KupalaA 3x3x3 bandaged and extended with cubies glued on.
L-Cube HybridThe L-Cube from Calvins Cuboid series with circles on two sides.
Large 1x2x2A 1x2x2 with a height of 71 mm.

Lazy Man's 3x3x5One result of a piece exchange between 3x3x4 and cubic 3x3x5.
Loppy 2x2x3A 2x2x4 with one side removed.
Magic ABC (Domino)Seems to be a cloned 2x3x3 in a packaging with french text.

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