Ianto's head lifted and he stared at Jack for a minute or so, before turning back to Logan. "Nasty doesn't begin to cover it. They're .. twisted. Nothing stops them except a high powered laser. Their goal is the destruction of every other species save their own. In the universe." Granted, they did look like giant pepper pots with plungers attached, but they did inspire terror in people who dealt with them. Ianto wrapped his arms round himself and repressed a shudder. He had been panicked himself, when the Daleks had come.