📍 Black River Coliseum — Poplar Bluff, MO
📅 September 12–14, 2025
Pack your bags and mark your calendars—SEMOcon is your fandom vacation destination! Join us for three unforgettable days of anime, comics, cosplay, games, vendors, panels, and special guests, all in a laid-back, vacation-themed atmosphere.
Kick off the school year with a con that feels like a getaway! Whether you’re in beachwear cosplay or visiting panels like a travel itinerary, this year’s SEMOcon will be bursting with sunny vibes, tropical photo ops, and playful surprises.
🎉 Last year was our 10th anniversary... and we had so much fun, we don't want to stop! 🎉
So this year, in honor of that milestone—and all of YOU who made it amazing—we’re doing something special...
🎟️ SEMOcon 2025 Weekend Passes are just $10!
Yep, that’s right. Not just $10 a day but also: $10 for the whole weekend!
We’ve always been about keeping things fun, affordable, and full of heart. So come celebrate the next chapter of our fandom vacation with us!
📅 September 12–14
📍 Black River Coliseum – Poplar Bluff, MO
🛎️ Tickets go live soon—don’t miss your chance to grab this special deal!
#SEMOcon2025 #FandomVacation #10YearsOfSEMOcon #OnlyTenDollars #PoplarBluffCon #AffordableFun
SEMOcon is proud to support Sleep in Heavenly Peace, a nonprofit that builds and delivers beds to children in need. Every child deserves a bed to sleep in, and your support helps make that happen right here in our community.
🛏️ All proceeds from our charity raffles and donations go directly to SHP.
đź”— Learn more about SHP
Jack O’Halloran is a legendary actor and former heavyweight boxer best known for his unforgettable role as Non, the towering, silent villain from Superman and Superman II. With a commanding presence and a career spanning decades, Jack has appeared in a wide range of film classics including:
    Superman (1978)
    Superman II (1980)
    King Kong (1976)
    Dragnet (1987)
    Hero and the Terror (1988)
    Farewell, My Lovely (1975)
    The Baltimore Bullet (1980)
    March or Die (1977)
Jack will be appearing at SEMOcon 2025 all weekend long—signing autographs, taking photos, and joining us for panels. Don’t miss your chance to meet a true icon of classic cinema and superhero history!