A vibrant, full-length portrait of a Swiss Guard, rendered in a realistic style. The guard stands majestically within a richly decorated booth, his imposing presence commanding attention. Clad in the distinctive uniform of the Swiss Guard, he wears a vibrant red and yellow striped tunic, a plumed hat, and sturdy boots. He holds a halberd, a symbol of his authority and duty, with a firm grip. The booth, a masterpiece of architectural design, is adorned with intricate details and vibrant colors. Geometric forms and ornate accents create a sense of grandeur and historical significance. The perspective is slightly elevated, providing a commanding view of the guard and showcasing the intricate details of the booth. The background, a tapestry of vibrant colors, evokes a sense of historical grandeur, suggesting a majestic setting like a castle or a grand city gate. The overall composition is dynamic and engaging, capturing the essence of the Swiss Guard and their role in safeguarding the Vatican City.