Oberyn Martell
Oberyn, we hardly knew ye. A ladies man he was. A warrior? Debatable. Oberyn Martell may have enjoyed a reputation as a fighter. After all, he wasn’t called the Red Viper of Dorne for nothing. But there wasn’t a whole lot he could do to save his own life once Gregor “The Mountain That Rides” Clegane aimed to kill him. Especially when his infamous arrogance came into play.