VLS 155 miroir
ZBLS
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Find the pair's shape as for F2L, then count the misoriented last-layer edges (a top edge whose top facet does not show the top colour).
Your status
Algorithms (3)
x U B R' B' U2 B U R
My choice
8 HTM · 8 STM · 9 QTM
3-gen
rotation
<U,R,B>
Cubemuch
F U R' U' F2 U F R
8 HTM · 8 STM · 9 QTM
3-gen
rotationless
<U,R,F>
Cubemuch
y L U F' U' L2 U L F
8 HTM · 8 STM · 9 QTM
3-gen
rotation
<U,F,L>
Cubemuch
How this case is verified
The case is the source's setup (or, where it has none, another source algorithm reversed). Setup: R' U' B' U2 B R B' U' x'. Every algorithm above was run by our logic engine from that state and reaches "f2l-eo".