Cubo DiabolicoSeems to be a copy from the original cube craze. The case looks like those ITC sold back then.
Cubo MagicoItalian cube advertising a world championship in Montecarlo on 30th september 1982.
Cubo Rubik's3x3x3 from 2014 by Hasbro, produced for the spanish market. Utilizes a pagoda style mechanism.
Dice CubeA 3x3x3 which looks as if it had been made by stacking several dice.
Dice Cube (sticker)A sticker mod of a traditional 3x3x3 and a painted version of the Microbic Cube.
Double TroubleA set of two 3x3x3s which implement different subgroups althought their behaviour is deceivingly similar.
Eight Color CubeA 3x3x3 cube split into eighths, with each having one colour. Eliminates the need to consider corner orientations but introduces face orientations.
Eightball 3x3x3A 3x3x3 consisting of eight ball-like shapes instead of a cube.