Your "Wait... what?" moments

[Frost]

I think mine was sitting there and going "Did that grunt just go to the effort of breaking down the door, in this teeny cell of mine, to peer into the dark room...and not go to any further effort to search for me then that when it KNOWS I came in here...and calmly walk away."

That happened to me once, in a room with a lit candle. I just crouched next to the door, staring at the candle (there was nowhere else to hide) saying "YOU CAN'T SEE ME YOU CAN'T SEE ME YOU CAN'T SEE ME." It didn't see me.

Another for me is:

Spoiler below!

Why is Agrippa talking to me through a dry ice machine and where is his jaw. It's so unexplained.

Spoiler below!

I was curious about that too, and looked at the nave in the level editor... it's labeled as a "channeling machine" or something. So uh, magic I guess.