Original Sin #0 Rivera Variant

"IT'S THE PROLOGUE TO THE BIGGEST MARVEL SERIES OF THE SUMMER! WHO IS THE WATCHER? That's what Nova is wondering after his latest brush with the moon-dwelling enigma he's encountered before! But what he discovers will have a profound effect on the young hero, as well as priming the pump for the most cataclysmic event in Marvel history! WHAT DID HE SEE?"