You know, Sabrina can do a good impersonation of a robot:
Walpurgisnacht is coming," Homura says, abruptly. "Do you know what that is?"
"I, I- The stage-constructing witch (alias: Walpurgis Night/real name: unknown); her nature is helplessness. She symbolizes the fool who continuously spins in circles. The witch's mysteries have been handed down through the course of history; her appellation is 'Walpurgis Night.' She will continue to rotate aimlessly throughout the world until she completely changes the whole of this age into a drama. When the doll's usual upside-down position reaches the top part of the witch, she completely roils the civilization on the ground in a flash through her gale-like flight," you intone, as if reading off a book. The punctuation, the parantheses, are practically audible.