A prequel to HBO's uber-famous show Game of Thrones, House of the Dragon was announced back in October 2019, shortly after the GoT series (disappointing) finale was concluded. 

Get ready
for 17 dragons!

At SDCC, new footage was screened featuring Targaryens, dragons, and Matt Smith's Daemon. Also, it was revealed the Targaryen dynasty will have 17 dragons this time.

Civil war is coming

In HotD, internal tensions within the Targaryen household will get highlighted, with the clan members willing to fight tooth and nail to get
to the famous Iron Throne.

Who should
rule Westeros?

At SDCC, when asked about the ideal ruler of Westeros, George RR Martin said, "Someone
who regards being king as a duty rather than something they are entitled to."

date, episodes

The spinoff series, based on Martin's 2018
novel Fire & Blood, will arrive on Disney+
Hotstar on August 22 (in India) in the form
of weekly episodes.