Last layer permutation
Ra Perm: Adjacent corner swap + edge cycle
Solved block in back left. Solve it with R U R' F' R U2 R' U2 R' F R U R U2 R' — 15 moves on a harder case.
The algorithm
R U R' F' R U2 R' U2 R' F R U R U2 R'Step through it
Watch the Ra Perm on a 3D cube
Move 1 of 150%
How to recognise it
- Solved block in back left
- Headlights on left
- Complex pattern
Alternative algorithms
Different finger tricks suit different grips. These solve the same case.
- R U' R' U' R U R D R' U' R D' R' U2 R'
- L U2 L' U2 L F' L' U' L U L F L2
Drill this case
The trainer opens on the Ra Perm and spaces the repetitions for you.
Practise the Ra Perm in the trainerNearby cases
Other cases you recognise the same way:
Looking for the whole set? Browse all PLL algorithms or read the PLL recognition guide.