Gregor Clegane, nicknamed "The Mountain That Rides" or simply "The Mountain", is a fictional character in the A Song of Ice and Fire series of fantasy...

1996's A Game of Thrones, Sandor is the estranged younger brother of Ser Gregor Clegane from the fictional Seven Kingdoms of Westeros. Sandor serves as King...

in flashback scenes. In season one, Gregor Clegane is portrayed by Conan Stevens. In season two, Gregor Clegane is portrayed by Ian Whyte. In season...

seek vengeance for his sister Elia Martell's death at the hands of Ser Gregor Clegane, whom he suspects acted directly on orders from Tywin Lannister. Oberyn...

with Tyrion. Ser Gregor Clegane, known as "the Mountain That Rides," or simply "the Mountain," is the older brother of Sandor Clegane and is a vassal to...

Tywin views his kidnapping as a slight against his family and sends Gregor Clegane to raid Catelyn's homeland, the Riverlands. He raises a host of almost...

Cersei has Gregor Clegane behead Missandei. She is later avenged by Gregor's younger brother Sandor Clegane, who sacrifices himself to kill Gregor once and...

Rayder; Bran Stark meets the Three-Eyed Raven; Qyburn tries to revive Gregor Clegane; Brienne of Tarth and Podrick Payne encounter Arya Stark in the Vale;...

Snakes. After the death of her lover in a duel at the hands of Ser Gregor Clegane, she is sent into deep mourning, though she pushes for Oberyn's brother...

is comforted by Maester Qyburn and the mutated, undead iteration of Gregor Clegane. Bidding farewell to Jaime and Myrcella, Ellaria kisses Myrcella on...