Helicopter Cube 4x4 Dimension 4x4 or CiYuan 4x4

Dimension 4x4 or CiYuan 4x4 is a  Stickerless 4x4 with square frame on every face of every edges

This is a very controllable cube

WitEden shapeshifting 225 Cuboid is a mod of WitEden 226 Cuboid which has one truncated

The Gan 357mm cube features an "octopus core

same design concept as Meffert's venus pillow cube

Helicopter Cube 4x4 Dimension 4x4 or CiYuan 4x4Helicopter cube is an edge turning puzzle and has a interesting twist to it as the cube the pieces can jumble when 2 adjacent edges are turned at a certain angle. The puzzle was invented by Adam Cowan in 2006. Independent from Adam Cowan, another famous inventor Katsuhiko Okamoto created his own variant of this puzzle under the name "Bevel Cube". This is the Japanese color scheme version of the puzzle