St. Louis Mighty Con

When: 
June 23 - 24, 2018
Where: 
Saint Charles Convention Center, 1 Convention Center Plaza, St Charles, MO 63303

This comic book and pop culture convention features "over 100 artist tables, vendor booths, and special guests," the website says. "But we’re also bringing cash prize cosplay contests, video and table top gaming tournaments, and a whole weekend of fun."