this is what you had in mind, but was the only thing I found ... Spoiler Use B's cell door to knock him to the bottom and walk to the win.
The level looks really great. The gameplay let me down. Also there's a hidden draggable that can be directly pulled over the win.
@Jim Well, then there is a shortcut ... Spoiler and a consistently repeatable one. But that's pretty much what always happens when you place levers in B's path ... intentionally or un-
I used the elevator to win, but not in the intended way I guess... Spoiler Being inside it, I tapped on the ground floor and the higher floor. When it came back to the level I entered, it made me levitate to ground floor ad I could walk t the win...