"It'd smash the lights. If they're the generators. S'difficult t'say," Atton says. "Pass me a rail. When I go in, I'll try smashing them. We don't want to try hitting them before I go in - whenever something enters the field intensifies. We'd have to put the rail into the field to smash them, and then if it didn't work, it'd be worse for me when I went in. So I'll just take one in with me."