Mysterium 2021 is on the backburner for the moment while we focus on our virtual convention for 2020. You can take a look at these blog posts for general information:
I already bought a registration for the in-person Mysterium 2020. What happens now?
We will contact you soon at the email address you used when registering for the convention. You will have the option to get a refund or to roll your registration over to Mysterium 2021.
Is there any more information about Mysterium 2021?
At this time, the only information we have available is in the links above.