The Soul King's Arm could alternate between long and short, and thick and thin. Whenever it stretched its arm, it could hit any target within a 50-yard radius. Furthermore, that distance was coincidentally the range where the players could land effective attacks. When players exceeded that range, their attacks would be nullified.
With their three main tanks turned into turncoats and under the Soul King's constant arm swinging, a minute later, Li Yi's party was completely annihilated, with some dead, and some made into traitors.
So long as they made contact with the Soul King's Arms, they would without a shadow of a doubt, succumb to his influence. Furthermore, this status was non-reversible, and the moment they became traitors, they would never return. All they could do was to wait until the battle was over to regain their bodies.
"Is this really Normal Mode?"
After being wiped, the entire party resurrected, and they started to complain.