Prowl broke optic contact with Hot Shot, his grim expression unchanging as he surveyed the panicked bustle of incoming troopers all around the two. "So Saber says. But no Cybertronian has ever survived their spark being removed outside of surgical and experimental procedures - and the subjects were rendered mere machines by the process. There must be something else to this. Ratchet will know; he always does." He shifted his gaze back to Hot Shot, the top left of his visor arching inquisitively. "And what of the whereabouts of the Matrix?"