Leaning for You

Spoiler: Video Solution

That was a very nice move at 2:10 .Bit annoyed that i didn’t see it as i had B horizontal in that area but failed to see the potential . My gameplay was the same up to that point.

Spoiler: My gameplay

I used the tendency of B to ghost on metal stairs, to push L on PillarB onto the stone half dome so pillar moves onto the lowered ball and pillar walks to dislodge L using the overhead fence.