Anything I can do to my collection of cubes below?
2x2 LingPo
3x3 YuLong / Zhanchi
4x4 Yusu R
5x5 AoChuang
6x6 Aoshi (Heard Yuxin 5x5s work good in this, is that still the case?)
7x7 Aofu Cubic GT
(sorry if any of these already have been mentioned on here, tried Google searching this specific...