Eren Yeager is the protagonist of Attack on Titan, and his Titan roar became a signature sound as the anime's third season raised the stakes around his powers and the war for Paradis. Clips of the roar were lifted from episodes, shared on soundboards, and reused in fan edits, gaming montages, and reaction videos, where its raw intensity matched dramatic reveals. It remains popular because it is instantly recognisable to anime fans and works as a universal signal for anger, power, or a turning point, even outside an Attack on Titan context.