Dayan Four Cube 3x3 Mods It raised the bar once

It raised the bar once again for 5x5  in 2016

The Dayan Master Skewb is a different implementation of the master skewb

Another iteration of Oskar Gear puzzles unlike the other where the gears is internal and the middle slice turns as a result of a U or D layer turn

The CrazyBad 4x4x6 Fisher Cuboid is the Fisher mod of the shape shifting 446 Cuboid also by Calvin's Puzzles

Dayan Four Cube 3x3 Mods It raised the bar onceThe Dayan Four Cube is a combination puzzle of an offset skewb with 4 Dino cuts. It is also called the F Skewb. Timur Ebatyrov is the inventor attributed with the original design. Mathematically, it can also be considered as a TomZ Dino Skewb that is bandaged over half of all face diagonals.