Elemental Vault (3).

Normally, Cain would have been preparing himself for a swift death. However, he could tell that the Primordial devil of Chaos, or what was left of it couldn't kill them immediately not because it didn't want to, but because it was not very possible at the moment.

Still, that didn't mean it couldn't crush them to pieces with the gradually increasing pressure it was exerting. Cain could feel his lungs collapsing and his spine cracking under the intense pressure.

The energy in the cave was becoming even more haywire. Deep rumbling sounds came from the depths of the mountain as the energy began violently rolling through the entire mountain.

Cain didn't know if he could wrestle with a Primordial devil. However, he knew for sure that if he didn't do something, they would end up dead very quickly...

Cain gritted his teeth as he stared down into the lake, where he could easily see the eye of the Primordial devil,

"Let's see who wins, bastard!"