YJ Yusu v2M 4x4The YJ Yusu V2M is a magnetic 4x4x4 speedcube, it is smooth, especially on the outer layers, and nice to turn, has medium strength magnets meaning it is not too slow.

along with the X-man Wingy

the X-Man Galaxy V2M is much cheaper and is used by many of the top cubers including the current world record holder

It is definitely an excellent speedcube

The TengYun 2x2x2 features a smooth and hollow plastic feel

weight: 25

controllable speed that is still quite fast

full review:

it occupies a middle ground between the QiYi MS and YuXin Little Magic V1 in terms of speed and stability

we are all speedcubers ourselves and are therefore able to recommend the right cubes to the right people

For advanced solvers

It is a very good intermediate and advanced type cube

The DaYan TengYun V2M is probably one of DaYan's most hyped cubes since their cubes of 2011-2013 when they were the most popular speedcube brand