Build 5035 is now live and brings single-player missions back as well as fixing Mystery boxes and car fixes.
Big thank you to RacerXNFS and DJ_Edyo for their hard work with missions and fixing cars.
As always, the full changelog is on the forum.
https://community.projecttorque.racing/threads/change-log.85/page-2#post-8630
Mystery box rewards and drop rate
https://community.projecttorque.racing/threads/mystery-box-now-enabled.1454/#post-8629