Rubik’s Cube 4x4 Master Cube Colour Matching Puzzle Bigger Bolder Version of the
The 4x4 Rubik’s Cube is the bigger and bolder version of its 3x3 and 2x2 little brothers. Solved the 3x3x3 and looking for a challenge?. The Rubik’s Revenge is the 4x4x4 version of the original classic Rubik’s Cube.