A boston-themed fantasy football logo (content: a stylized, muscular leprechaun wearing a football helmet, carrying a football under one arm, and standing on a shamrock) (medium: vector illustration) (style: combining classic irish symbolism with a modern, edgy sports aesthetic) (colors: featuring boston's signature green, gold, and white color scheme) (composition: use a dynamic pose for the leprechaun, with the shamrock and city name incorporated to create a cohesive, striking logo that captures the spirit of boston).