Behind him, the phantom of a Great Demon with a gold-feathered blue flame bird's head recklessly spread its wings, assisting Gu Jing in fully unleashing his Spiritual Energy.
Its core function was to enhance the power of Gu Jing's every Psychic Spell, and simultaneously, it could also act as another initiator of Psychic Spells, performing dual casting.
From the wings of the Great Demon's phantom, clusters of azure Spiritual Fire traced elusive arcs in the air, targeting one enemy after another and blasting them to death.
Gu Jing's mighty power significantly altered the battlefield's dynamics.
In the past, although many high-ranking members of the Expeditionary Force knew the extent of Gu Jing's strength and that he could command a purified Great Demon, he rarely used this power fully.
