Yes, this room is tough, and no, I'm not going to give you my demo. As with many BoyBlue horde rooms, you need to spend
some a lot of time playing with it, to arrive at a good strategy.
I just browsed through the existing solutions so far. Interestingly enough, each player came up with something different that worked. Amazingly, LarryMurk managed this room without walling himself in on both sides.
Here's a screenshot of what my walls looked like. The three other players who completely walled themselves in did it in three different ways. So you don't have to make your room look like mine.
Something I did that no one else did after building the walls:
Click here to view the secret text
×After removing some tar and draining some babies, I pushed the western wall all the way west without opening a brain path to Beethro.