2nd Annual Community Holiday Exchange $15 Covers YOUR Return Shipping


Email support@mainstreamcomics.com 

Text 702.329.7800

with any questions

Important Information

We are back for our annual holiday community mystery box exchange! Do you have what it takes to build a super awesome mystery box!?! Here’s the rules!

You will receive someone else’s mystery box! So keep that in mind! Create an awesome box in hopes you’ll get something awesome as well!

We don’t set any minimum value or maximum value. Build a box full of magic and wonder and it will be enjoyed! Just remember…this event was amazing last year because the community cared for each other! Treat each other the way you’d like to be treated! Build an amazing box and mail it to…

Please mail your box to:

Mainstream Comics

Attn: Holiday Exchange 

7250 S Durango Dr

Suite 130-183

Las Vegas, NV 89113

🚨Deadline to ship to our office is 12/10/2021 to ensure delivery occurs to our offices before the exchange!