Los Angeles [US], February 9 (ANI): There’s good news for all ‘Game of Thrones’ fans out there. As per The Hollywood Reporter, HBO is developing another Game of Thrones spinoff series. The network will come up with a show about Aegon Targaryen’s conquest of Westeros. Also, HBO is partnering with Mattson Tomlin, an in-demand scribe who did uncredited work on Matt Reeve’s The Batman and is co-writing its upcoming sequel The Batman Part II. He also co-wrote the Keanu Reeves action comic adaptation BRZRKR and the upcoming video game adaptation Mega Man. Aegon’s Conquest is basically a direct prequ…