C5421 Weakness of Formation(last Part)

"Well, I'm pretty smart! Hahaha, but where is the weakness of this formation? I can't just randomly attack like before, right? If I do it like this... My Undead Army will suffer a lot of losses. The large-scale attack just now has caused me to lose over 300,000 Undead Army disciples in just a few minutes!"

Skeleton King was thinking hard about how to break the formation