Shiranui realised Titania was in the cage as well when the electricity went off.  "Mega Ring activate!"  He activated his Mega Ring and an electric pink glow issued from the cage as Titania achieved her Mega form.
"[i]Have you ever seen [/i]The Matrix[i]?  Spoiler alert![/i]" Titania rebutted, quoting a certain wisecracking mercenary, as she used Thunder Wave to disable the remote with an electromagnetic pulse.