Maybe a variant in which pieces could stick to the sides of other pieces would be interesting.
Perhaps it could be that pieces would only stick to each other, and not to any side. White's first move would have to be in the center, and play would build out from there. Some sort of restriction would be needed to prevent it being an easy win for the first player, though.
(hide) If you are interested in a progress of a tournament you are playing, you can discuss it with your opponents at this tournament's discussion board. (HelenaTanein) (show all tips)