Question: how many episodes is the mountain in game of thrones?
Answer: Gregor "The Mountain" Clegane (left) and Oberyn "the Viper" Martell (right) engage in a trial by combat. This scene was acclaimed by critics. Episode no. "The Mountain and the Viper" is the eighth episode of the fourth season of HBO's acclaimed fantasy television series Game of Thrones, and the 38th overall.