A 3 Player Chess board, that hooks together with 4x2mm cylindrical magnets!
It is played just like a normal chess game, except the pieces move in a much more complex way. You can see how the pieces can move at https://3-chess.com/.
The board parts are held together by 4x2mm cylindrical magnets, which are easily available online.
To get the multi-color board, a color change can be scheduled during the print.
The pieces in the picture are 50% scaled hexagon chess pieces available here: https://www.printables.com/model/70643-hexagon-chess-set
You can sell prints of this model, as long as you provide proper attribution.
The author marked this model as their own original creation.