Something cracked, and instantly, Loimos seemed to know exactly what was coming, but rather than try to move away, he pressed on with his attacks, there was not enough time to get away anyways, so the best course of action as simply to commit to the assault and perhaps manage to end the living before anything could happen.
But the process of changing something about a name was nearly instantaneous, removing a single word to a name was even faster than that, especially when Arzt had been putting focus toward that particular item the entire time, it like he had had his finger ready to fire a bolt from a crossbow the entire time.
