The most complex kinds of games are MMOs. You can't really change anything in an MMO without reaping huge, unexpected issues, all of which need to be accounted for and dealt with every time. Throne and Liberty is currently experiencing one of those kinds of issues, as its upcoming Halloween-themed update has been delayed at the last minute thanks to a "critical" problem.
RELATED LINKS:
Throne and Liberty coupons and all active codes
Throne and Liberty server status and maintenance times
Throne and Liberty release date, trailers, and more