Cosma-Con: Day Zero
Idaho Central Arena
Boise, ID
Jul 25, 2026
Presale Begins: Nov 7, 2025 at 10:00 AM MDT
We have the following presale information:
Presale Password: ********
Find Cosma presale codes below! During the Cosma presale, use the code to access top-notch seats before they’re open to the public! If you don’t get your tickets for the Cosma at Idaho Central Arena in Boise, ID during the presale, they might sell out before you can.
This presale is taking place at Ticketmaster
posted on Nov 9, 2025 at 12:34 pm