[LesbianThespianGymnasticMidget]

In 4d chess you can move attack boards. In 3d chess they are stationary.

In case anyone cares the rules of 3d chess. http://www.thedance.net/~roth/TECHBLOG/chess.html

Add the variable that any attack board can be moved 90 or 180 degrees as a move.

[conservative98]

Thank you.