An old movie that had people fighting in mech warriors.?

The movie is from the future and it has people fighting in mech warriors in the middle of the desert. The bad guy pilots a black and gold droid and the good guy pilots one white and red. The bad guy that piloted the black and gold droid. The good guys droid was built by a japanese man that always put little oragami ornaments in the droid to let him know where the newly added weapons to the droid where.