Instead of using the arrows you can use 1 to 6. The Geon doesn't have any number selected so 1 is Acceleron, 2 is Radion, 3 is Graviton, 4 is Y Boson, 5 is X Boson and 6 is the Geon for the next set. so if you are playing SMAC then 6 will be Dark Geon. Or if your Playing DERK it will be anti Geon.