The Mad King appears briefly in season six, episode six, of "Game of Thrones" in a blink-and-you'll-miss-it flashback, portrayed by David Rintoul (pictured above). HBO Rhaegar Targaryen Prior to that, he worked at the Atlantic. Part of Games of Thrones season 8. The implication that Daenerys Targaryen is going mad is the greatest fraud G ame of Thrones has ever perpetrated. And Aerys II has the unflattering nickname of the Mad King, after descending into madness and paranoia, which in the books is blamed on the centuries of inbreeding the Targaryen bloodline. Joffrey then names Tywin, his grandfather and former Hand of the King to the Mad King twenty years earlier, as his new Hand. However, Tywin is too busy fighting the Stark army under Robb Stark in the Riverlands, so sends his son Tyrion to act in his stead. Furious at Cersei's incompetence in allowing Joffrey to execute Eddard, Tywin orders
King Robert Baratheon speaks his own accounts of the actions of King Aerys II Targaryen that led to Robert's Rebellion.
The execution of Rickard and Brandon Stark was one of the events that led to the outbreak of Robert's Rebellion. For unknown reasons, the heir to the Iron Throne Prince Rhaegar Targaryen abducted Lyanna Stark, the daughter of Lord Rickard Stark, Lord of Winterfell and Warden of the North and hid her away in Dorne. This event was extremely scandalous as Lyanna was betrothed to Lord Robert
