Capítulo 619: 331 Treasures, those who are destined will get it (4000)_2

He had transformed from a frail, skinny dog into a robust, muscular man in an instant.

A faint, horizontal crimson slit appeared on his forehead, as if an additional eye that was about to open had grown out.

Yet, he ultimately fell short due to insufficient strength.

The eye closed, still maintaining a blood-coloured, slit-like shape.

Casio closely studied it and roughly understood. If the Shadow Demon's substitute manifested a third eye, it would reach a level comparable to a human fighter. This was a characteristic marker.

He took a small step back, observing the drastically morphed Shadow Demon substitute before him. Its aura remained wicked, even at least twice as dense and profound as before, with its power skyrocketing.

"Strike me with all your might!" Casio commanded.

Whoosh!

The Shadow Demon acted immediately. Its tree stump-like thick black arm stirred a gale, causing a howling noise in the room.

Thud!