Lego minifigure, Marvel Superheroes, character swapping, Spider-Man, Iron Man, Captain America, Thor, Hulk, action pose, interchangeable parts, plastic texture, vibrant colors, dynamic background, cityscape, Avengers Tower, superhero base, mid-battle scene, dramatic lighting, close-up shot, detailed expressions, heroic stance, 3/4 view, high contrast, clear focus, action-packed composition.