4x8x8A pillowed 4x8x8. Made by hand from a 8x8x8.
Awesome OctoRubik's like ring shaped puzzle. The puzzle turns the upper and lower half of the ring. The colors are separated in four sections.
Chess CubeThis version has silver non-reflective stickers.
Cohan CircleTwo intersecting circles. There exists a newer relative named Arusloky.
Columbus EggA yellow version with identical markings also exists. There is also a version with "Columbus' EGG" written on it.
Crossover puzzleA puzzle back from the early 1980s produced by Nintendo. It works with intersecting plunges and polarised light.
Extreme Holey MegaminxFirst variant out of a series of Holey Megaminx transformations. This one has six twistable faces left.
Figure EightA derivate of the Hungarian Rings from the soviet era.