Colossalcon Prime

Colossalcon .5

June 8th, 2026

Colossalcon .5 returns in 2026 on Saturday, July 25th, from 11:00 pm until 6:00 am! Admission: $35 Each year, we take over Fun ’n’ Stuff in Macedonia Ohio for a night of go-karts, free play arcade games, laser tag, mini golf, and more! Alcoholic drinks will be available until 2 am at the bar downstairs […]

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Thanks for Attending Colossalcon Prime!

June 2nd, 2026

Another year of Colossalcon Prime has come and gone, and it wouldn’t have been the same without every single one of you. From the incredible cosplays and packed panels to the energy you brought to every corner of the convention, you’re what makes this event truly special. Thank you to our attendees, vendors, guests, and […]

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Lost & Found

June 2nd, 2026

Our Lost & Found collects everything from small personal items to full cosplay pieces, and we’re happy to help reunite you with anything left behind. If you think you lost something at the event, reach out as soon as possible so we can check for you. Please fill out the form linked below with a […]

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