Chapter 837

“Blade Formation!” the Whalens' guards shouted in unison.

The cultivation and essence of hundreds of guards coalesced into hundreds of incomparably sharp blade energy that rose into the sky. They then fused and transformed into a giant sword above Frederick's head. It seemed almost solid.

Frederick took a step forward before travelling hundreds of feet forward.

However, an invisible wall of air appeared in front of him. He crashed into it, and ripples emerged that obstructed his path.

“This is called the Mystic Prison. If it was set up by a hundred ancient experts. Even a real immortal wouldn't be able to escape. Although my guards aren’t as strong as ancient experts, this is still more than enough to trap you!" Damien laughed loudly, his lips a smug grin.

Frederick frowned a little before punching the wall with his fist. His punch seemed to fade into ocean waves that rippled on the surface.

Frederick kept changing directions while he did this, but he always ended up hitting th