The man in black threw out this object, which was actually the simplest Formation Breaking Talisman.
Bandits prioritize cost above all when robbing; if the cost exceeds the spoils, it entirely defeats the purpose of their expedition, rendering it meaningless.
Therefore, it's impossible to start with truly precious items, which is different from a fight to the death.
The Formation Breaking Talisman is the most basic tool for breaking formations; simple, yes, but its effectiveness still depends on the cultivator's own power, understanding of, and familiarity with the array.
It is known that Quanzhen Sword Cultivators are not adept with external objects; arrays constrain their deployment of Flying Swords, so against such opponents, there is really no need to use overly sophisticated treasures.
There was also an intention to lure the enemy, making the sword cultivator underestimate his abilities.