Game Of Thrones Prequel – HBO Spinoff Status & Premiere Date Post author:TVReboots Post category:Game Of Thrones / TV Show Prequels / TV Show Spinoffs Tags: Game Of Thrones, Game Of Thrones TV Show Prequel? You Might Also Like Lego Star Wars Gets All-Stars Spinoff Set At Disney & Youtube October 26, 2018 ThunderCats Roar – ThunderCats Rebooted By Cartoon Network! May 18, 2018 The Fresh Prince of Bel-Air Spinoff In Development October 23, 2019