Online since 2002. The most comprehensive site for all around twisty puzzles.

Other Puzzles: Siamese & Fused
Rubik's MateVariant of Siamese Cubes produced and sold during the original cube craze by Ideal.
Rubik's SpeedFusion CubeTwo original 3x3x3s combined on a single corner.
Rubik's Triamese CubeThe Rubik's Triamese Cube® is constructed out of 3 original 3x3 Rubik's Cubes®. From the Duane Cash Cube Collection.

Rubik's Triamese Fused CubeThe Rubik's Trimese Cube is constructed out of original 3x3 Rubik's Cubes. This puzzle shares 2 cubes between each pair
Seven Star UFO7 spherical 2x2x2s embedded in an UFO-like shape. The pieces can be exchanged.
SIABRYTwo bandaged 3x3x3s with one 2x2x2-block each and some additional block.

Siamese 10 (1x2x5)Two 5x5x5s sharing 10 cubies.
Siamese 12 (2x2x3)A nice custom-built variation on the Siamese Cubes.
Siamese 15 (1x3x5)Two 5x5x5 cubes sharing 15 cubies.

Siamese 20 (2x2x5)Two 5x5x5 cubes sharing 20 cubies.
Siamese 2x2x2 (cuboid)A Siamese 2x2x2 in shape of a cuboid.
Siamese 2x2x2 (elipsoid)A Siamese 2x2x2 in shape of a an elipsoidal prism.

Siamese 2x2x5x5A 2x2x2 and a 5x5x5 fused into a new puzzle.
Siamese 3 (1x1x3)Two 3x3x3 cubes sharing one column of cubies.
Siamese 4 (1x1x4)Two 4x4x4's sharing a column of cubies.

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