The comic book giant Marvel is making fans an amazing offer to celebrate the 2014 San Diego Comic-Con. It's offering access to 15,000 Marvel comics for one month, for 99 cents. Usually that access costs about $10 a month.

The service is available on your desktop or on the go with the Marvel Unlimited mobile app.

With a Marvel Unlimited membership, members can take up to 12 digital comics with them on their smartphones even while offline.

The service offers new and classic comics, including top sellers like Age of Ultron and Guardians of the Galaxy.

To get the 99 cent deal use the promo code SDCC14.

The offer is good through Tuesday.

For more information on Marvel at the San Diego Comic-Con visit Marvel's website.