For example, surrounding one's hand with lightning can increase the power and speed of punches.
Or imitate Qi Zhendong's ability; although he cannot perfectly become invisible like Qi, he can momentarily blur his appearance using converted light and coupled with extreme speed, it appears as if he has vanished.
But these means are based on "Fighting Expert" as the mainstay, with "Fusion Furnace" as support, and their destructive power is far less than manually conducting fusion.
He doesn't even know the full power of his manually conjured fusion, but it's certainly a range he couldn't escape himself.
But Su Huan has not given up, perhaps the combination of two professions over time could merge into a new one.
