In the meantime, Xsyon is currently on sale on Steam as part of the platform’s Open World sale, which is running until May 31st.
source: Steam via MMO Fallout
Content retrieved from: https://massivelyop.com/2021/05/30/xsyons-ranged-combat-update-is-live-plans-to-leave-early-access-after-a-month-of-updates/.