They knew it was terrifying because Qin Yu and Athenodis had not only utilized higher energy principles but also due to their special characteristics—their dual energies, and... the specificity of their souls.
There's no need to mention Athenodis, whose soul and energy had mutated long ago. As for Qin Yu... no one could deny her duality.
So, they also infused a strand of Soul Thought and Essence and Blood into the ritual.
This was the truly terrifying Great Arcane Magic, the trinity of Soul Blood Energy.
Immobilized, Xia Houmian finally made a breakthrough and roared, "Quick! Disperse!!!"
His achievement wasn't just because of Talent and an Evil heart; he had brains, and so he saw the terror of the Twin Towers and roared furiously, trying to escape himself, but it was too late.
Buzz! The Twin Towers erupted simultaneously, connecting the might of two grand magics.
In that instant, everyone only saw a towering light pillar, hundreds of meters tall, appear.
