Friend or Foe

Relatively difficult level，the difficulty lies in the level of operation.

The dangerous guards on the walls may be your enemies, but they are not impossible to help you through the level - but even if you are cooperative, he is still very dangerous.

low ceiling is needed.

Spoiler: hints

About low ceilings: There is something on B's head to trigger. Naturally, Z is also "something".

Skill tip: Move quickly when Z goes down. Once Z tries to get back on the stairs, the game is over; when B is carrying Z, he must rest once every time he passes through a staircase and wait for Z to stand firm before moving on.

Spoiler: Video

That was certainly a surprise finish. I was expecting a one block in height rise.

When I did the crucial step,I mean...

Spoiler

using low ceiling carry LZ on B to push the ball I was wondering what could happen since B and the rest of the bots had no way out ...and then it happened!!

very cool finish...
thanks for sharing @935

Amazing that B can do that and not get Zapped !!! Fun level