The 3 Best Giveaways from San Diego Comic-Con 2012

San Diego Comic-Con, a huge comic book convention famous for its must-have giveaway gear, wrapped up its 2012 show this past weekend. With fans waiting in line for hours just for a chance to grab a limited-edition freebie, San Diego Comic-Con has some of the coolest and most clever trade show promotions out there. Below are three con giveaways that I thought were really great: