3x4x5 i-CubeA 5x5x5 bandaged and truncated into something akin a 3x4x5.
3x6x8A 8x8x8 bandaged and extended with 3D-printed pieces to resemble a 3x6x8.
4x4x4 Curvy DinoA corner turning cube very similar to the Curvy Mosaic Cube but two additional pieces.
4x4x4 Mixup RevengeA 4x4x4 with a hole that allows a reduced set of pieces to move during a slice turn.
4x4x4 PenroseA 4x4x4 truncated into three round surfaces in a spiral pattern.
4x6x8 bump cuboidA 4x6x8 bump cuboid (mirror blocks) made with 3D printed extensions.
4x7x7A true 4x7x7 custom made from a 7x7x7