Opening Treasure Chests, Thunder Prison Suppresses the Abyss!

Meng Chuan began the challenge. Black Axe rose up with him as well, and the Heaven-Opening Tower guide was doing a remarkably competent job.

"Invincibility time? I understand."

Meng Chuan nodded and quietly observed his surroundings. As he loosened up his limbs, he silently kept track of the time.

Exactly ten seconds later, the halo slowly faded away.

In the distance, strange creatures began to appear. Using the rocky ground for cover, they flickered in and out of sight as they approached him. Meng Chuan's eyesight was naturally sharp; with a single glance, he saw exactly what sort of fiends they were.

As he watched them, he spread out his senses.

Before long, Meng Chuan's expression relaxed. "Second-rank [Four-Armed Snake Demons], and only four of them. It seems my challenge difficulty really isn't high."

Meng Chuan had read other people's intelligence. For some Heaven-Opening Tower challengers with higher difficulty baselines, there could be as many as seven or eight second-rank opponents on the first floor—sometimes even more than ten.

After the inspection by that phantom just now, the greater a contestant's overall talent in the path of the body, the lower the difficulty of their Heaven-Opening Tower challenge.

Having confirmed this once more, Meng Chuan came back to himself and slowly closed in on the four monsters.

Snake demons—old acquaintances. Meng Chuan had killed no fewer than a hundred on Blue Star. This was only the simplest first floor, so he did not waste time. He took the initiative and walked straight into the encirclement of the four monsters.

"Hisss..."

The four snake demons flicked their long tongues and issued dangerous warnings. Snake tails sharper than treasured swords were hidden behind them, coiled and ready to strike, prepared to launch a sneak attack at any moment.

Sshh—

Meng Chuan took