DR and DB
Flips
Without UF
Seen during memo: an edge in place with its colours the wrong way round.
Your status
Algorithms (4)
x' E2 L' U' L E2 L2 E L U L' E' r L
My choice
17 HTM · 13 STM · 22 QTM
rotation
<U,R,L,E>
One hand: needs L, B, S or E
BLDDB, on 10 solvers' sheets
r' L' E L U' L' E' L2 E2 L' U L E2 x
17 HTM · 13 STM · 22 QTM
rotation
<U,R,L,E>
One hand: needs L, B, S or E
BLDDB, on 8 solvers' sheets
S R' B R S' R' B' R S' R B R' S R B' R'
20 HTM · 16 STM · 20 QTM
3-gen
rotationless
<R,B,S>
One hand: needs L, B, S or E
BLDDB, on 2 solvers' sheets
R2 U' M U' S R' F' R S' R' F R U' M' U' R2
20 HTM · 16 STM · 22 QTM
rotationless
<U,R,F,M,S>
One hand: needs L, B, S or E
BLDDB, on 1 solver's sheet
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: x' E2 L' U' L E2 L2 E L U L' E' L r. Every algorithm above was run by our logic engine from that state and reaches "solved".