Fierce flames and a raging storm battered Owen's thunder shield, emitting sharp, piercing sounds.
Forced backward, his body retreated, yet he stood unyielding, refusing to fall to the ground.
Taking a deep breath, he gathered a vast amount of magical power, silently reciting a mysterious incantation in his heart.
Owen had intended to keep this hidden as his trump card, but the fusion technique of the two magi was unexpectedly formidable.
He had no choice but to resort to a forbidden spell.
Forbidden Spell·Thunder Banishment – once it locked onto the enemy's aura, it could summon heavenly thunder to strike them down.
Suddenly, the entire space began to tremble; dark clouds amassed, and lightning interweaved across the sky, forming a web of electric energy.
A massive bolt of lightning struck down, instantly engulfing the two magi beside William.