Zheng Qing was merely a minor second-year student.
Although he was now an official member of the school's assistance corps, although he had a formally registered hunting team, although he had taken part in the Black Prison Battle, seen Great Beings from the depths of the Starry Sky, killed incarnations of Outer Gods and Dark Wizards at the Archwizard level, he was not, in the end, a true Archwizard. Thus, when facing monsters at the Archwizard level, the means at his disposal were quite limited.
The techniques he had learned in class were not enough to deal with the enemy before him.
In Zheng Qing's original plan, the Little Green Snake living in his ear was his trump card, second only to the Book of Forbidden Spells. But just as the last time he had opened the Book of Forbidden Spells and accidentally shattered the Guardian Formation of Black Prison's inner castle, his control over methods beyond his own capabilities was actually very weak. It was like a child wielding a sledgehammer—one careless slip, and he would hurt himself.
So unless it was absolutely necessary, Zheng Qing would not use them lightly. Even something as familiar as a Blood Talisman Bomb had once severely injured Sephrano when he used it, let alone anything else.
Besides, the Little Green Snake's somewhat delicate state also made Zheng Qing wary.
In theory, the snake stayed in his ear to use the continuously emerging power of the Forbidden Curse to wear away the lingering obsession left behind when the Sea Demon King advanced. It was a mutually beneficial arrangement.
But perhaps because it had been separated from its original body, perhaps because of the influence of the Forbidden Curse, in any case, this obsession originating from the Ancient One had gradually become more lively