As this was a barrier-type formation, it was only meant for keeping people out with no means of counteroffense, making it purely for defensive purposes. The Sky Palace Formation was one such example.0

Astralguard formations, on the other hand, weren't barrier-type formations. Instead, they served as a pseudo battlefield where allied troops were enhanced while enemy troops were hampered. Rather than keep people out, they were meant to ensure that anyone that attempted entry would be softened up sufficiently for defending troops to take out. They weren't simple barriers to keep enemies out as once those were breached at any single point, there would be no more resistance against...0