If you've been to the local multiplex lately, you know Marvel comic book heroes are more popular that ever. It seems as if every blockbuster movie is based on a Marvel superhero. Today through Sunday at Quicken Loans Arena, you can participate in an interactive experience related to all things Marvel. The official pitch: "a mind-blowing live-action arena experience featuring the most super heroes and villains ever assembled." Wow! Tickets start at $25 and it'll cost you $120 to get into the front row. Tonight's event begins at 7 p.m.(Niesel)