Event: Euron Greyjoy - Kill of Named Character (Orchestrated) (Political Wins)

Episode 4: The Last of the Starks at 53:57
Euron and the Iron Fleet ambush Daenerys Targaryen's fleet on their way to Dragonstone, shooting Rhaegal out of the sky from their ship-mounted Scorpions. (Kill of Named Character (Orchestrated))