You have used the 10th Demon Key

The immutable happened; suddenly, in the blink of an eye, Strax had vanished from where he stood. Initially, he thought it would just be a quick trip back to the Duchy, but as he blinked while walking with his wives… he disappeared from the human world.

[You have entered the System update. System 2.0 is initializing.]

[Welcome to Hell]

"What's going on?" Strax muttered, looking around the completely empty, pitch-black room. There was nothing and no one.

[Temporarily, your connection to [Persephone] has been severed.]

[Persephone's Blessing has been disabled until the User returns to the Mortal World.]

"Hm? Oh right, I had Persephone's blessing… Though I never fully understood what that means," Strax said as he glanced around, trying to find something, but all he could see was a complete void.

"Well, all I can do is check what I have. Hey, system, show me all my abilities!" Strax said, but…

[System is sealed.]