A Strange Puzzle (also known as Symbol Puzzle or Weird Puzzle) is in Version 3.0. After putting the 2 metal pieces in the attic room. This puzzle has 5 circles.The center circle will clear all the circles around. The puzzle could be different.
Stepping on different circles can color one or two circles at one time. Standing on the middle circle will clear the colored circles. After you get all the circles colored, a door will appear and take you to the Oni Room.