In an instant, a dense black radiance engulfed him completely like a raging, violent storm, so intense that it was almost blinding. A low roar faintly echoed from within, sounding like a furious bellow from the depths of the netherworld, chilling to the bone.
Following that, the process of martial spirit avatars was like a mysterious and shocking transformation. In a split second, Zhou Tian transformed into a lithe black leopard. The muscles on the leopard's body were as firm as iron, every single one standing out with formidable strength, their lines as smooth as meticulously sculpted art.
Its limbs were thick and powerful. The moment its paws pressed against the ground, tiny cracks spread across the earth. Then, like a bolt of black lightning, it sprinted toward the pillar of light at a breathtaking speed. Its figure left a series of blurry afterimages in the air, leaving behind howling gales and flying pebbles in its wake.
Chapter 137