On this page, you’ll find information about all the submission opportunities available for Mysterium 2026.
Open Submissions
Shirt Designs: T-shirt design submissions are OPEN through February 27th, 2026
Pin Designs: Pin design submissions are OPEN through February 27th, 2026
Activity Book: Activity book submissions are OPEN through May 15th, 2026
Events: Event submissions are OPEN through April 30th, 2026.
Writing & Artwork Table: Writing and artwork submissions are OPEN. The deadline will be posted once we have a date for the convention.
Additional submission opportunities may become available as planning continues. Stay tuned!