100.3 The X Presents – Cosma-Con – Day Zero – July 25th – Boise Centre

Name: 100.3 The X Presents – Cosma-Con – Day Zero – July 25th – Boise Centre
Start: 2026-07-25T00:00:00-06:00
End: 2026-07-25T23:59:59-06:00
Location: Boise Centre

July 25

Boise’s Own New and Epic Fan Convention, Music Festival Hybrid

Cosma-Con: Day Zero is happening Saturday, July 25th Presented by 100.3 the X Rocks!

Star of the Harry Potter Fantastic Beasts Franchise – Dan Fogler
McLovin Himself – Christopher Mintz-Plasse
Star of Wandavision and Buffy The Vampire Slayer – Emma Caufield
World Renowned Cosplayer – Yaya Han and many more.

Just announced: Almost Monday and Meet Me At The Alter headlining the music festival!

Saturday July 25th, downtown Boise across Boise Centre, Idaho Central Arena and the Grove

Plaza.

Family friendly with great discounts, kids 6 and under are free.

TICKETS ARE ON SALE NOW RIGHT HERE, BRO!

Made by locals for us locals, Cosma-Con, where creators and fans collide

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