Ghost AI CubeAn AI Cube (maybe he most popular bandaged 4x4x4) transformed into a Ghost cube.
Ghost CubeA midturn 3x3x3 still in hexahedral shape but with such an awkwardly oriented axis system that every piece is uniquely shape and therefore sticker can be unicolored.
Ghost FisherA cube pieced together from three different mass produced shape variants of a 3x3x3.
Ghost TowerThe concept of the Ghost Cube implemented with a 2x2x4.
Giant Axis CubeAxis cube made from a 3x3x3 cube. Way bigger than the mass produced version.
Giant Ghost CubeA midturn 3x3x3, where every piece is a different shape, therefore stickers can be unicolored.
GigahexaminxA Gigaminx transformed into the shape of a pillowed hexahedron.
Golden Cube 2 Extreme?A sequel to Tony Fisher's classic puzzle, made by the inventor himself. It has some small differences to the original.
Greenhill's 1Another beautiful Square-1 mod by Anthony Greenhill.