Below is an official statement from Wizard World:

"Wizard World today announced WWE Superstars John Cena, Batista and Bray Wyatt, WWE Hall of Famer Bruno Sammartino, and WWE Diva Paige are scheduled to greet fans, sign autographs and pose for photo ops at its biggest and longest running event, Wizard World Chicago Comic Con on August 21-22-23 at the Donald E. Stephens Convention Center. Cena will appear on Thursday, Aug. 21, from 3:30-7:30 p.m.; Bray Wyatt and Paige will attend on Friday, Aug. 22, from 3:30-6:30 p.m.; Sammartino is scheduled for Saturday, Aug. 23 from 11 a.m.-2 p.m., and Batista is slated for Saturday from 2-5:15 p.m. followed by a Guardians of the Galaxy panel at 5:15 p.m. Tickets for all events are extremely limited.

“Coming back to Chicago is a great thrill for me,” says Cena. “The fans here have always been good to me, and I really enjoy all my Wizard World appearances.”

“It is so great to meet not only the WWE Universe, but also fans of Marvel’s Guardians of the Galaxy,” says Batista (Dave Bautista). “I’m really excited to be joining my co-stars Karen Gillan and Michael Rooker at Wizard World for our Guardians of the Galaxy panel just weeks after the US debut.

“I had so many great matches in Chicago during my Hall of Fame career, it’s such a thrill to be going back,” says Sammartino. “It’s great to relive these wonderful memories with the WWE Universe here in Chicago.

In addition to the five WWE stars, top celebrities scheduled to attend Wizard World Chicago Comic Con include David Boreanaz (“Bones,” “Angel”), Matt Smith (“Doctor Who”), Karen Gillan (“Doctor Who,” Guardians of the Galaxy), Anthony Mackie (Captain America: Winter Soldier), Norman Reedus (“The Walking Dead,” Boondock Saints) and many more.

It is the 10th of 16 events in the 2014 series produced by Wizard World, Inc. (OTCBB: WIZD) and will also feature a top-drawer collection of well-known comics artists and writers and a variety of activities, exhibitors and special attractions. Wizard World Chicago Comic Con show hours are Thursday, August 21, 3-8 p.m.; Friday, August 22, noon-7 p.m.; Saturday, August 23, 10 a.m.-7 p.m., Sunday, August 24, 11 a.m.-5 p.m."