this is my collection so far... :)
A mass produced 2x2x2 by Verdes. Sold in traditional and pillowed shape and with back and white body.
25th aniversary cube
Puzzle made for the 25th anniversary of the cube.
Good for speedcubing after lubricating.
Rubik's Studio 4x4x4
The new retooled version of Rubik's Revenge produced in Hungary by Rubik's Studio
CUBE (SHAPE CHANGING)
A 3x3x4 with two layers removed but not hidden.
This is a newer version of the Megaminx, published by Meffert, with tiles and 12 distinct colors.