Although they didn't know the exact Quasi-Saint Realm the old man was at, they could guess his strength was surely above the middle stage of the Quasi-Saint Realm after careful thinking. After all, they were only at the Nirvana Realm, unable to cross a whole realm to discern his precise level. Such a terrifying existence was still no match for a single move from Su Chen, it was imaginable what Su Chen's true strength was. Was he really still at the initial stage of the Quasi-Saint Realm?
"The further one cultivates, the more difficult it becomes. In theory, even if one spends a hundred years practicing after reaching the Quasi-Saint Realm, one will still only be treading water," a Holy Son from a holy land spoke with difficulty. Everything had happened too swiftly, making it hard to keenly sense Su Chen's profound realm and might. That aura receded like the tide, leaving them only a vague impression of the pressure from a Quasi-Saint Realm powerhouse.