Home Entertainment and Art Game of Thrones: HBO orders spinoff prequel pilot Game of Thrones: HBO orders spinoff prequel pilot June 9, 2018 38 0 Book author George RR Martin co-created the as-yet-untitled show, one of five potential spinoffs. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window)Like this:Like Loading... Related Source by BBC LEAVE A REPLY Cancel reply Please enter your comment! Please enter your name here You have entered an incorrect email address! Please enter your email address here Notify me of follow-up comments by email. Notify me of new posts by email.