6x order 2
U2D2L2R2F2B2;
(uf db) (ul dr) (ub df) (ur dl) (fr bl) (fl br)  [2]

cube in a cube
UUFFRRUUULLDBRRRBRRRBRRRDDDLLUUU;
(ul df br) (ub fl dr) (ulf drf urb) (ulb dlf drb)  [3]

6x order 3
RRLLLDFFRRRDDDFBBBUDDDFLDDFFFRLL;
(uf ur fr) (ul br df) (ub dr fl) (bl db dl)  [3]

2 flip
BBBUUBBUBBBUUUBBBUUFRBRRRFFF;
(ub)T  (ur)T   [2]