| Dates | Location | Official guests | Notes |
| November 1980 | | | |
| November 14, 1981 | Quality Inn Park Place, Mansfield, Ohio | Special guest of honor: John Byrne | |
| November 1982 | | | |
| November 1983 | Fairhaven Hall, Richland County Fairgrounds, Mansfield | David Prowse | |
| November 1984 | | | |
| November 9–10, 1985 | Fairhaven Hall, Richland County Fairgrounds, Mansfield | John Byrne, Dave Sim | $23,400 raised for the March of Dimes |
| November 8–9, 1986 | Fairhaven Hall, Richland County Fairgrounds, Mansfield | Guests of honor: Frank Miller, John Byrne, Stephen R. Bissette, John Totleben, Bill Sienkiewicz | |
| November 1987 | Fairhaven Hall, Richland County Fairgrounds, Mansfield | Guest of honor: Dave Sim; other guests: Kevin Eastman, Peter Laird, John Ostrander, Denys Cowan, Mike Grell, Carol Kalish | |
| November 26–27, 1988 | Fairhaven Hall, Richland County Fairgrounds, Mansfield | Stan Lee, Todd McFarlane, John Byrne, Terry LaBan | |
| November 1989 | Fairhaven Hall, Richland County Fairgrounds, Mansfield | | |
| November 1990 | Fairhaven Hall, Richland County Fairgrounds, Mansfield | | |
| November 1991 | Fairhaven Hall, Richland County Fairgrounds, Mansfield | | |
| September 1992 | Ashland University, Ashland | Roger Stern, John Byrne, and Jim Shooter | Convention coincides with publication of DC's The Death of Superman. |
| November 13–14, 1993 | Hyatt Regency/Convention Center, Columbus | John Byrne, Mike Mignola, Roger Stern, Dave Sim | Tickets: $5/day |
| November 26–27, 1994 | Hyatt Regency and Greater Columbus Convention Center | Special guests: Sergio Aragonés, John Byrne, Dick DeBartolo, Dick Giordano, Tony Isabella, Joe Jusko, William Messner-Loebs, P. Craig Russell, Stan Sakai, Louise Simonson, Walter Simonson, Don Simpson, Jeff Smith, Roger Stern, Jim Valentino, and Mark Waid; other guests: Darryl Banks, Scott Beaderstadt, Pat Block, Gary Cody, Dennis Cramer, Dan Davis, Kevin Dooley, Matt Feazell, Pat Garrahy, Jay Geldhof, Bob Ingersoll, Hank Kanalz, Robert A. Kraus, Steve Lieber, Roland Mann, Eddy Newell, Mike & Diana Okamoto, Kevin Rasel, Beau Smith, Chris Sprouse, Ernie Stiner, and Matt Webb | 15th anniversary show |
| November 25–26, 1995 | Hyatt Regency and Greater Columbus Convention Center | Special guest: Barry Windsor-Smith; other guests: Mark Evanier, Roger Stern, William Messner-Loebs, John Byrne, Sergio Aragonés, Brian Michael Bendis, Martin Egeland, Dick Giordano, David Mack, Joe Pruett, Beau Smith, Jim Shooter, Jeff Smith, and Bernie Wrightson | |
| November 30–December 1, 1996 | Hyatt Regency and Greater Columbus Convention Center | Roger Stern, Darryl Banks, Dick DeBartolo, Tom and Mary Bierbaum, Tony Isabella, Paul Jenkins, Mark Waid, Leah Adezio, Dan Mishkin, Berni Wrightson, Mark Crilley, P. Craig Russell, Jim Shooter, Murphy Anderson, Dick Ayers, Tom Batiuk, John Byrne, Dick DeBartolo, Julius Schwartz, and Jeff Smith | Admission: $10/day, $15/weekend |
| November 29–30, 1997 | Adam's Mark Hotel | John Byrne, Roger Stern, Kurt Busiek, Brent Anderson, Sergio Aragonés, Mark Evanier, Mart Nodell, Tony Isabella, Joseph Michael Linsner, Sheldon Moldoff, Terry Moore, Steve Lieber, Jim Ottaviani, Paul Smith, Alvin Schwartz, Murphy Anderson, and Bernie Wrightson | |
| November 28–29, 1998 | Adam's Mark Hotel | Adam West, Frank Gorshin, Tom Batiuk, Tony Isabella, Mark Waid, Paul Storrie, K.C. Carlson, Dan Davis, Roger Stern, Beau Smith, Steve Lieber, Bob Ingersoll, and "Trilogy Tour" II members Jeff Smith, Charles Vess, Linda Medley, Mark Crilley, Jill Thompson, and Stan Sakai | |
| November 27–28, 1999 | Adam's Mark Hotel | Guest of honor: Harlan Ellison; other guests: Lou Ferrigno, Dawn Wells, Mark Goddard, Gerard Christopher, Mark Waid, Kurt Busiek, Tom Grummett, Karl Kesel, Joe Kelley, Mike Wieringo, Barry Kitson, and Dave Olbrich | 20th anniversary show |
| November 25–26, 2000 | Hilton Columbus Hotel at Easton Town Center | June Lockhart, Bill Mumy, Angela Cartwright, Jon Provost, and Yvonne Craig | Convention moves to new venue |
| November 24–25, 2001 | Hilton Columbus Hotel at Easton Town Center | Dave Gibbons and John Byrne | |
| November 30–December 1, 2002 | Hilton Columbus Hotel at Easton Town Center | June Lockhart, Yvonne Craig, Ted Raimi, Dick Giordano, Bob Layton, Mark Millar, Mark Evanier, Alan Burnett, Al Feldstein, Jon Provost, Roger Stern, Bob Ingersoll, Paul Jenkins, Len Wein, Marv Wolfman, Jan Duursema, Jeff Mariotte, Sergio Aragonés, Chuck Rozanski, Tony Isabella, Jeff Smith, David Yukovich, Farel Dalrymple | |
| November 29–30, 2003 | Hilton Columbus Hotel at Easton Town Center | Mike W. Barr, Brian Michael Bendis, Kevin Eastman, Christopher Golden, David W. Mack, Sean McKeever, Jim Mooney, Michael Avon Oeming, Robin Riggs, Chris Sprouse, Mark Verheiden, Mark Wheatley, Mark Waid, and Matt Wagner. Media guests: Walter Koenig, Brad Dourif, Andy Hallett, David Carradine, Michael Jai White, Yvonne Craig, June Lockhart, and Kathy Garver | |
| November 27–28, 2004 | Hilton Columbus Hotel at Easton Town Center | Sergio Aragonés, John Byrne, Talent Caldwell, Stan Goldberg, Marc Hempel, David W. Mack, Michael Avon Oeming, Jeff Smith, and Tom Batiuk | 25th anniversary show; because of a problem with UPS, the program booklets didn't arrive in time for the convention |
| November 26–27, 2005 | Hilton Columbus Hotel at Easton Town Center | Greg Horn, Bob Ingersoll, Matt Feazell, Art Baltazar | |
| November 25–26, 2006 | Battelle Hall, Greater Columbus Convention Center | Herb Trimpe, Beau Smith, Dan Davis, Matt Webb, Darryl Banks, Paul Storrie | Convention moves to new, larger venue |
| November 24–25, 2007 | Battelle Hall, Greater Columbus Convention Center | Special guest: Arthur Suydam; other guests: Doug Jones, Noel Neill, Mark Goddard, Raven, Sergio Aragonés, Matt Haley, Barry Kitson, David W. Mack, Tom Mandrake, Sean McKeever, Brian Pulido, and Steve Rude | |
| October 4–5, 2008 | Battelle Hall, Greater Columbus Convention Center | Dan Mishkin, Chris Claremont, Alan Davis, Joe Kubert, Lou Ferrigno, Jason Mewes, Dick Ayers, Art Baltazar, Tobias S. Buckell, Chris Eliopoulos, Mark Evanier, Gary Friedrich, Mike Grell, Tony Isabella, David W. Mack, Bob McLeod, Steve Rude, P. Craig Russell, Roger Stern, Marc Sumerak, Arthur Suydam, Billy Tucci, Ethan Van Sciver, Len Wein, Marv Wolfman, and Bernie Wrightson | |
| October 3–4, 2009 | Battelle Hall, Greater Columbus Convention Center | Beau Smith, Billy Tucci, Lora Innes, Gary Kwapisz, Ron Frenz, Tony Isabella, Maggie Thompson, Joe Jusko, Michael Golden, Darryl Banks, Jay Fife, Mike Grell, Fred Hembeck, Sean McKeever, Keith Pollard, Josef Rubinstein, P. Craig Russell, Len Wein, Marv Wolfman, Scott Kolins, and Chris Sprouse | |
| November 6–7, 2010 | Battelle Hall, Greater Columbus Convention Center | Guests of honor: David Finch and Adam Hughes; special guest: Frank Cho; featured guests: Michael Berryman and Lou Ferrigno. Other guests: Kurt Busiek, Sergio Aragonés, Mark Texeira, Matt Wagner, Jamie Snell, Uko Smith, and Darryl Banks | 30th anniversary show |
| October 22–23, 2011 | Battelle Hall, Greater Columbus Convention Center, Columbus, Ohio | Headline guests: Adam West, Burt Ward, Rob Liefeld; other guests: David W. Mack, Bill Sienkiewicz, Jeff Smith, Arthur Suydam, Pasqual Ferry, Mike Grell, Greg Horn, Phil Jimenez, Michael Golden, Mark Texeira, Charles Skaggs, Chris Sprouse, Eric Wight, Eliza Frye, Steve Hamaker, Ed Piskor, Thomas Scioli, Marc Sumerak, Carol Tyler, and Ryan Ottley | |
| September 28–30, 2012 | Battelle Hall, Greater Columbus Convention Center | Dean Cain, Lou Ferrigno, Jorge Molina, Greg Horn, Arthur Suydam, Mike McKone, Tom Batiuk, Chad Cicconi, Stuart Sayger, Eliza Dushku, Patrick Stewart, Dirk Strangely | Show renamed Wizard World Ohio Comic Con |
| September 20–22, 2013 | Battelle Hall, Greater Columbus Convention Center | Sara Jean Underwood, Scott Wilson, Chandler Riggs, Michael Rooker, Norman Reedus, Linda Blair, Lou Ferrigno, Ernie Hudson, William Shatner, Stan Lee | |
| October 31–November 2, 2014 | Battelle Hall, Greater Columbus Convention Center | Danny Fingeroth, Tony Isabella, Thom Zahler, Andrew Shaffer, Dace Acosta, David Aikins, Dirk Manning, Patrick and Shelly Block, Sandy Plunkett, Sean Forney, Victor Dandridge, Nicholas Brendon | Danny Fingeroth produced the comics panels |
| September 18–20, 2015 | Battelle Hall, Greater Columbus Convention Center | Lou Ferrigno, Jason David Frank, Brad Guigar, Trevor A. Mueller, Michael Rooker, Sean Schemmel, William Shatner, Brent Spiner, Arthur Suydam | Show renamed Wizard World Columbus Comic Con |
| July 29–31, 2016 | Battelle Hall, Greater Columbus Convention Center | Sam Ellis, Sean Forney, Michael Golden, Andrew Heath, Geof Isherwood, Guy Gilchrist, Dirk Manning, Phil Ortiz, C. S. Marks, James O'Barr, Stuart Sayger, Renée Witterstaetter | |
| August 4–6, 2017 | Battelle Hall, Greater Columbus Convention Center | John Barrowman, Nicholas Brendon, Emma Caulfield, Tom Cook, Colleen Doran, Charles Dunbar, Lou Ferrigno, Elizabeth Henstridge, Kurt Lehner, Billy Martinez, Michelle Mussoni, Phil Ortiz, Ray Park, RealBreakingNate, SuperKayce, Catherine Tate, David Tennant, Ethan Van Sciver, Michael Wilson | |
| June 8–10, 2018 | Battelle Hall, Greater Columbus Convention Center | Jason Momoa, John Cusack, Winston Duke, Mike Colter, Billy Boyd, John Barrowman, Matt Ryan, Jewel Staite, Sean Maher, Holly Marie Combs, Jon Heder, Ray Park, Daniel Logan, Henry Winkler, Kevin Sorbo, Charisma Carpenter, Thomas Ian Nicholas | Source: |
| October 18–20, 2019 | Battelle Hall, Greater Columbus Convention Center | Drew Powell, David Ramsey, Michael Rosenbaum, Chris Sarandon, Laura Vandervoort, Tom Welling, Claudia Wells, Michael Wilson, Henry Winkler | Source: |