章 697: Desolate deathly stillness

Three drops of Immortal Demon Blood fell from Shi Yan’s fingertip, onto the subtle demon drawings underneath his feet.

A dazzling red halo expanded from the patterns under their feet. That massive formation sparkled while flows of black flame which were as viscous as a flaming liquid, pouring on the demon patterns.

At that moment, the patterns were filled with energy, which activated some mysterious formations.

The strange formation arrayed with demon patterns and drawings seemed to become the giant, gloomy mouth of a beast, releasing a powerful suction force. Shortly, all the Demon Qi in the Hall of Demogorgon was drawn. The suction force from the patterns raked through the place, covering everywhere.

Rumble rumble rumble!

The massive pillars in the hall trembled, as a giant passage that was drawing energy appeared above their heads.