The world seemed to shake and vibrate with every violent impact upon the barrier, everyone understood that the undeads were challenging them to fight on an open field, but how exactly were they supposed to step outside with what was going on? Pretty much everyone and anyone would end up shredded if they went out, not to mention that they would get struck by around a few dozens of different elements at once, without counting those that were variations of the same one, it was simply madness, and the undead did not seem to be running out of anything.