Which mythological creature serves as the mascot for the world's largest coffee chain, Starbucks?

Throughout history, mythological figures have been repurposed as powerful brand mascots and marketing symbols. From Greek gods to Nordic legends, these ancient characters have found new life in modern commerce. This trivia question explores how one particularly famous mythological creature has been transformed into one of the most recognizable brand mascots in the coffee industry, creating a retail phenomenon that spans the globe.

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Siren (a two-tailed mermaid from Greek mythology)
Phoenix (the immortal firebird from various mythologies)
Medusa (the snake-haired Gorgon from Greek mythology)
Kraken (the giant sea monster from Norse folklore)