In between live-transcribing the panels and press conferences, our Helen has been all ninja-like with her digital camera.
For your viewing pleasure, she's trawled the Comic-Con floor and photographed some of this year's attendees in all their finery. Well, when we say finery - we mean spandex, cardboard, plastic and glitter.
Enjoy the ultimate gallery of the coolest, most inventive and the most downright weirdest costumes to hit the San Diego convention centre. You will be unprepared.