"It has its uses."

Whether it's a conscious reflection or not, Zerxus starts carefully twisting his gauntlets off.

"You were in the second layer of Hell. This is the ninth, and the last; Malsheem is the fortress city that Asmodeus calls home. No one else can teleport into this place."

That cuts off a lot of avenues of potential trouble.

"I'm being helpful because I need to find out what happened and why before someone takes advantage."