This is my collection so far
CUBE (SHAPE PRESERVING)
Maple Leaves Skewb
Quantity: 1
A Skewb with one additional type of turn akin the Krystian's Cube.
Polaris Cube
Quantity: 1
A Skewb with eight additional corners that have to placed in midturn.
CUBE (SHAPE CHANGING)
DODECAHEDRON
Rediminx
Quantity: 1
A mass produced Dino dodecahedron with spherical cuts.
RHOMBIC DODECAHEDRON
FOUR
CYLINDER
Redi Barrel
Quantity: 1
A cylindrical version of the Redi Cube.
OTHER SHAPES
3x3x3 DNA Cube
Quantity: 1
The 3x3x3 DNA cube combines the concepts of the One Plane Bump Cube and Eitan's Twist.
Geometry Cube C
Quantity: 1
A 3x3x3 with just 7 corners and 9 edges and 3 faces.