Puzzle 51693

This is one of the most hardest puzzle in ROBLOX history. Theres a lot of secret here, but I have a tip for you if you notice a suspicious things. Listed on your note you can use it in the final part of this puzzle. Early Player: For the other player who play the game before this update. Yes, this the game you played before or also known as Roblox Puzzle or Puzzle 5211. I updated it to make the game more harder. Now, it is one of the most hardest puzzle you would ever encounter. For you to ask, the earlier version of the building was still existing. But, no exact way to enter it.