A layer of eerie, shadowy purple light covered the dragon claw on Lin Huo's right hand after his Martial Soul Possession.
It was the Toxic skill Bulbasaur possessed naturally.
Book Elder had merely caught sight of that glow from the corner of his eye, yet a deadly sense of threat immediately rose in his heart.
The feeling was practically the same as facing Dugu Bo's Jade Phosphorous Serpent venom.
Without asking further, Book Elder felt even more reassured. Seizing an opportunity, he swiftly rushed into the Giant Halberd Dragon Beast's wound with Lin Huo.
The wound had been torn open by Flame Executioner Blade, the Soul Douluo, striking with all his strength. Combined with the Giant Halberd Dragon Beast's enormous body that blotted out the sky, it was large enough for more than a dozen people to enter at once.
At this moment, the Giant Halberd Dragon Beast's tremendous vitality had already begun to take effect. Flesh buds visibly emerged from the wound as it started healing.
Lin Huo did not dare delay. His dragon claw shot forward, injecting all the lethal poison produced by the Toxic skill into the Giant Halberd Dragon Beast's body in one go.
"Book Elder! Retreat!"
The moment Lin Huo called for retreat, Book Elder retreated. No one knew what Soul Skill he had used, but his burst of speed tore through the air with repeated sonic booms.
By the time Lin Huo's mind caught up, the two had already returned to a safe position.
Book Elder's face was pale as he panted heavily, clearly having expended a great deal. At the same time, he looked at Lin Huo with anticipation.
Noticing Book Elder's gaze, Lin Huo naturally understood what he wanted to ask and explained unhurriedly:
"The Giant Halberd Dragon Beast is too large.