The terror of an assassin lay in the fact that he could always strike when least expected—when a person was most unguarded, most vulnerable, and least prepared—and deliver a fatal blow. The more terrifying the assassin, the less guarded and more vulnerable you were when he made his move.
For an assassin, choosing the moment to strike was even more important than comparing the strength of both sides.
As long as he struck at the right time, defeating the strong with the weak was no difficult task for an assassin. Since ancient times, how many famed generals and masters who had dominated the battlefield had been brought down by ordinary people when they were utterly unprepared? Those ordinary people, even a thousand of them combined, might not have been a match for that famed general or master on a battlefield. Yet because they had seized the moment, they accomplished what others found impossible.
Without a doubt, to Qian Changqing, Zhang Tie was the most terrifying assassin. This was also why Zhang Tie's Illusory Body Divine Bloodline and Soul-Reading Secret Art had filled everyone in Great Xia with dread back then. If Zhang Tie was determined to kill someone by any means necessary, that person simply could not guard against him. Imagine it: a man who was already incomparably powerful, yet could transform at any time into someone by your side, lurk and hide beside you, and the instant you revealed the slightest opening, a fatal strike would be waiting for you.
Faced with such an opponent, unless you remained in seclusion forever or hid somewhere deserted and never came into contact with anyone, you would inevitably fall into Zhang Tie's trap. Even a Saint-rank powerhouse could not keep his mind in a state of utmost vigilance day after day, year