The X floppA floppy cube, with fisher cuts and a displaced center.
Tower 2A 2x2x3 with each corner split in two pieces.
Trick DominoA 2x3x3 treated like a windmill cube. Two identical looking but different versions exist.
Trio Cube HybridThe Trio Cube from Calvins Cuboid series with circles on two sides.
Twisted Assembly PuzzleThree 2x2x2s each with additional cubies glued on. In their "solved state" the three puzzles can be assembled into a cuboid.
UnscrambledA CAD-created puck with 22 segments bandaged into 11.
Wall Tower CubeA 2x3x3 truncated on two sides and stickered as a midturn puzzle.
Watch Tower CubeA cornerless 3x3x3 with additional pieces which gave it the look of a 3x3x5 with holes.