Willam's Wall
The mon stands up, skaking its head. "It will take more than mere poison to defeat I, Dio!"
The mon turns to William, and looks away. "I, Dio, am inclined towards what might be gratitude, were it not for the fact that awakening I, Dio, is the clear reason to do it in the first place. You have your reward. Perhaps you would like to know what I, Dio, was doing in this hole in the first place?"