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Practice cube

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Last layer orientation

OLL 21: Cross with no headlights

All four top edges are oriented. Solve it with R U R' U R U' R' U R U2 R' — 11 moves on a moderate case.

The algorithm

R U R' U R U' R' U R U2 R'

Step through it

Watch OLL 21 on a 3D cube
Move 1 of 110%
R
U
R'
U
R
U'
R'
U
R
U2
R'

How to recognise it

  • All four top edges are oriented
  • No matching corner headlights on any side
  • Looks like two Sune shapes combined

Drill this case

The trainer opens on OLL 21 and spaces the repetitions for you.

Practise OLL 21 in the trainer

Nearby cases

← OLL 20OLL 22 →

Other cases you recognise the same way:

  • OLL 5
  • OLL 6
  • OLL 7
  • OLL 8
  • OLL 9
  • OLL 10

Looking for the whole set? Browse all OLL algorithms or read the OLL recognition guide.