C235 Middle of the Third Level of the Longevity Realm the Ancestral Prison Demon Lord

When the last bottle of low-grade 3-star beast cores was absorbed by him, the mark on his forehead was finally filled.

All of the blade-shaped marks turned black and began to tremble violently, as if they were about to fly out from his forehead!

When the blade-like mark on his forehead was full, his aura suddenly rapidly increased.

Following a thunderous boom