Flop EasyA Floppy Cube with 2 pieces removed.
Floppy Cross 2An enhanced scramble cube with four additional pieces. Could be viewed as Scramble Cube +8.
Fourball SkewbA Skewb which shape is made of 4 ball-like shapes instead of one big cube.
GigaTwistA shape transformation of the gigaminx. The same concept as the Megatwist but implemented with a Gigaminx.
Half CubeViewed from one corner it is an ordinary 3x3x3 but from the opposite it is revealed that it is a 3D-printed halved void cube.
Half Truncated Scramble Cube +8A Scramble Cube +4 with four additional cubies and subsequently truncated like one of the basic shape variants of the 3x3x3.