What vendors should know.
SEMOcon is an annual Comic-Con held in Poplar Bluff, Missouri, featuring cosplay, artists, panels, gaming, and special guests in a family-friendly atmosphere.
Individual One Day Tickets are $10, Full Weekend Ticket is $25, Family One Day pass is $30, and Family Full Weekend Pass is $65.
Timing
September 18, 2026 — 3-day run. Setup hours are Thursday 9:00am-5:00pm and Friday 8:00am-1:00pm.
Crowd
Saturday, September 19th 2026 is expected to be the peak day.
Venue
The event takes place at Black River Coliseum in Poplar Bluff, Missouri.
Applications
Vendors can apply by filling out a form and will be notified via email upon approval.
What's happening.
Vendor Hall
The Artist & Vendor Hall features original art, books, cosplay gear, and collectibles.
Artist Alley
Artist tables are 10ft by 10ft, include an 8ft table and two chairs, and come with up to 2 badges for $75.
Cosplay
A cosplay contest is held where participants can showcase their costumes on stage.
Tickets
Individual One Day Tickets are $10, Full Weekend Ticket is $25, Family One Day pass is $30, and Family Full Weekend Pass is $65.
Gaming
The convention includes a D&D Room for one-shot tabletop games and a Video Game Lounge for playing retro and modern games.
Panels & Workshops
Panels and meetups feature creators, cosplayers, and industry guests discussing various topics.
Food & Culture
Food options include snacks from vendors and local dining spots nearby.
Charity
This year, SEMOcon supports Recycling Grace Women's Center, a residential addiction recovery support center for women.
Theme & Focus
The theme for this year is a Wonderland experience, diving down the rabbit hole.
Mini events & panels.
A working schedule of the panels, screenings, and meetups happening across the run. Subject to change up to doors.
- Until 8:00 PMContestCosplay Contest
Show off your costume skills on stage or cheer from the crowd!
Black River ColiseumAll day - Until 8:00 PMEventMaid Café
Enjoy snacks, games, and performances.
Black River ColiseumAll day - Until 8:00 PMEventEscape Room
Race against time to escape the room in time!
Black River ColiseumAll day - Until 8:00 PMEventD&D Room
Join one-shot tabletop games with local Dungeon Masters.
Black River ColiseumAll day - Until 8:00 PMEventVideo Game Lounge
Play retro and modern favorites all weekend long.
Black River ColiseumAll day - Until 8:00 PMMarketArtist & Vendor Hall
Shop original art, books, cosplay gear, and collectibles.
Black River ColiseumAll day - Until 8:00 PMPanelPanels & Meetups
Hear from creators, cosplayers, and industry guests.
Black River ColiseumAll day - Until 8:00 PMEventSpecial Guests
Meet actors, artists, and entertainers from across fandoms.
Black River ColiseumAll day
Vending at SEMOcon?
Add the dates to your Eventloot schedule so fans know exactly which booth to find you at — and what you'll be bringing.
