Aetherblade is a fictional group from the video game series Guild Wars 2. They are a band of sky pirates known for their advanced technology and mastery of aetherium, a magical substance that allows them to manipulate energy. The Aetherblade are often seen using airships and other flying devices to raid and plunder, making them a formidable force in the game's world. The group is led by a character named Scarlet Briar, who is known for her cunning and ambition. Players encounter the Aetherblade in various game content, including story missions and events, where they must thwart the pirates' plans and uncover their secrets.